diff --git a/src/System.Linq.Dynamic.Core.NewtonsoftJson/NewtonsoftJsonExtensions.cs b/src/System.Linq.Dynamic.Core.NewtonsoftJson/NewtonsoftJsonExtensions.cs
index 9ba04021..5b1c69ac 100644
--- a/src/System.Linq.Dynamic.Core.NewtonsoftJson/NewtonsoftJsonExtensions.cs
+++ b/src/System.Linq.Dynamic.Core.NewtonsoftJson/NewtonsoftJsonExtensions.cs
@@ -105,20 +105,6 @@ public static bool Any(this JArray source, string predicate, params object?[] ar
     {
         return Any(source, NewtonsoftJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Determines whether a sequence contains any elements.
-    /// </summary>
-    /// <param name="source">The source <see cref="JArray"/></param>
-    /// <param name="lambda">A Lambda Expression.</param>
-    /// <returns>true if the source sequence contains any elements; otherwise, false.</returns>
-    public static bool Any(this JArray source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return queryable.Any(lambda);
-    }
     #endregion Any
 
     #region Average
@@ -164,21 +150,6 @@ public static double Average(this JArray source, string predicate, params object
     {
         return Average(source, NewtonsoftJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Computes the average of a sequence of numeric values.
-    /// </summary>
-    /// <param name="source">The source <see cref="JArray"/></param>
-    /// <param name="lambda">A Lambda Expression.</param>
-    /// <returns>The average of the values in the sequence.</returns>
-    public static double Average(this JArray source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-        Check.NotNull(lambda);
-
-        var queryable = ToQueryable(source);
-        return queryable.Average(lambda);
-    }
     #endregion Average
 
     #region Cast
@@ -253,20 +224,6 @@ public static int Count(this JArray source, string predicate, params object?[] a
     {
         return Count(source, NewtonsoftJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the number of elements in a sequence.
-    /// </summary>
-    /// <param name="source">The <see cref="JArray"/> that contains the elements to be counted.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The number of elements in the specified sequence that satisfies a condition.</returns>
-    public static int Count(this JArray source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return queryable.Count(lambda);
-    }
     #endregion Count
 
     #region DefaultIfEmpty
@@ -314,20 +271,6 @@ public static JToken First(this JArray source, string predicate, params object?[
     {
         return First(source, NewtonsoftJsonParsingConfig.Default, predicate, args) ?? throw new InvalidOperationException(Res.SequenceContainsNoElements);
     }
-
-    /// <summary>
-    /// Returns the first element of a sequence that satisfies a specified condition.
-    /// </summary>
-    /// <param name="source">The <see cref="JArray"/> to return the first element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The first element in source that passes the test in predicate.</returns>
-    public static JToken First(this JArray source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return ToJToken(queryable.First(lambda)) ?? throw new InvalidOperationException(Res.SequenceContainsNoElements);
-    }
     #endregion First
 
     #region FirstOrDefault
@@ -359,20 +302,6 @@ public static JToken First(this JArray source, LambdaExpression lambda)
     {
         return FirstOrDefault(source, NewtonsoftJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the first element of a sequence that satisfies a specified condition or a default value if no such element is found.
-    /// </summary>
-    /// <param name="source">The <see cref="JArray"/> to return the first element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>default if source is empty or if no element passes the test specified by predicate; otherwise, the first element in source that passes the test specified by predicate.</returns>
-    public static JToken? FirstOrDefault(this JArray source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return ToJToken(queryable.FirstOrDefault(lambda));
-    }
     #endregion FirstOrDefault
 
     #region Last
@@ -404,20 +333,6 @@ public static JToken Last(this JArray source, string predicate, params object?[]
     {
         return Last(source, NewtonsoftJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the last element of a sequence that satisfies a specified condition.
-    /// </summary>
-    /// <param name="source">The <see cref="JArray"/> to return the last element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The first element in source that passes the test in predicate.</returns>
-    public static JToken Last(this JArray source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return ToJToken(queryable.Last(lambda)) ?? throw new InvalidOperationException(Res.SequenceContainsNoElements);
-    }
     #endregion Last
 
     #region LastOrDefault
@@ -449,20 +364,6 @@ public static JToken Last(this JArray source, LambdaExpression lambda)
     {
         return LastOrDefault(source, NewtonsoftJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the last element of a sequence that satisfies a specified condition, or a default value if the sequence contains no elements.
-    /// </summary>
-    /// <param name="source">The <see cref="JArray"/> to return the last element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The first element in source that passes the test in predicate.</returns>
-    public static JToken? LastOrDefault(this JArray source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return ToJToken(queryable.LastOrDefault(lambda));
-    }
     #endregion LastOrDefault
 
     #region Max
@@ -494,20 +395,6 @@ public static object Max(this JArray source, string predicate, params object?[]
     {
         return Max(source, NewtonsoftJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Computes the max element of a sequence.
-    /// </summary>
-    /// <param name="source">A sequence of values to calculate find the max for.</param>
-    /// <param name="lambda">A Lambda Expression.</param>
-    /// <returns>The max element in the sequence.</returns>
-    public static object Max(this JArray source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return queryable.Max(lambda);
-    }
     #endregion Max
 
     #region Min
@@ -539,20 +426,6 @@ public static object Min(this JArray source, string predicate, params object?[]
     {
         return Min(source, NewtonsoftJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Computes the min element of a sequence.
-    /// </summary>
-    /// <param name="source">A sequence of values to calculate find the min for.</param>
-    /// <param name="lambda">A Lambda Expression.</param>
-    /// <returns>The min element in the sequence.</returns>
-    public static object Min(this JArray source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return queryable.Min(lambda);
-    }
     #endregion Min
 
     #region OrderBy
@@ -749,19 +622,6 @@ public static JToken Single(this JArray source, string predicate, params object?
     {
         return Single(source, NewtonsoftJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the only element of a sequence that satisfies a specified condition, and throws an exception if there
-    /// is not exactly one element in the sequence.
-    /// </summary>
-    /// <param name="source">The <see cref="JArray"/> to return the last element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The first element in source that passes the test in predicate.</returns>
-    public static JToken Single(this JArray source, LambdaExpression lambda)
-    {
-        var queryable = ToQueryable(source);
-        return ToJToken(queryable.Single(lambda)) ?? throw new InvalidOperationException(Res.SequenceContainsNoElements);
-    }
     #endregion Single
 
     #region SingleOrDefault
@@ -795,21 +655,6 @@ public static JToken Single(this JArray source, LambdaExpression lambda)
     {
         return SingleOrDefault(source, NewtonsoftJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the only element of a sequence that satisfies a specified condition or a default value if the sequence
-    /// is empty; and throws an exception if there is not exactly one element in the sequence.
-    /// </summary>
-    /// <param name="source">The <see cref="JArray"/> to return the last element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The first element in source that passes the test in predicate.</returns>
-    public static JToken? SingleOrDefault(this JArray source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return ToJToken(queryable.SingleOrDefault(lambda));
-    }
     #endregion SingleOrDefault
 
     #region SkipWhile
@@ -874,68 +719,6 @@ public static JArray TakeWhile(this JArray source, string predicate, params obje
     }
     #endregion TakeWhile
 
-    //#region ThenBy
-    ///// <summary>
-    ///// Performs a subsequent ordering of the elements in a sequence in ascending order according to a key.
-    ///// </summary>
-    ///// <param name="source">A sequence of values to order.</param>
-    ///// <param name="config">The <see cref="NewtonsoftJsonParsingConfig"/>.</param>
-    ///// <param name="ordering">An expression string to indicate values to order by.</param>
-    ///// <param name="args">An object array that contains zero or more objects to insert into the predicate as parameters. Similar to the way String.Format formats strings.</param>
-    ///// <returns>A <see cref="JArray"/> whose elements are sorted according to the specified <paramref name="ordering"/>.</returns>
-    //public static JArray ThenBy(this JArray source, NewtonsoftJsonParsingConfig config, string ordering, params object?[] args)
-    //{
-    //    Check.NotNull(source);
-    //    Check.NotNull(config);
-
-    //    var queryable = ToQueryable(source, config).OrderBy("0"); // Workaround to get IOrderedQueryable
-    //    return ToJArray(() => queryable.ThenBy(ordering, args));
-    //}
-
-    ///// <summary>
-    ///// Performs a subsequent ordering of the elements in a sequence in ascending order according to a key.
-    ///// </summary>
-    ///// <param name="source">A sequence of values to order.</param>
-    ///// <param name="config">The <see cref="NewtonsoftJsonParsingConfig"/>.</param>
-    ///// <param name="ordering">An expression string to indicate values to order by.</param>
-    ///// <param name="comparer">The comparer to use.</param>
-    ///// <param name="args">An object array that contains zero or more objects to insert into the predicate as parameters. Similar to the way String.Format formats strings.</param>
-    ///// <returns>A <see cref="JArray"/> whose elements are sorted according to the specified <paramref name="ordering"/>.</returns>
-    //public static JArray ThenBy(this JArray source, NewtonsoftJsonParsingConfig config, string ordering, IComparer comparer, params object?[] args)
-    //{
-    //    Check.NotNull(source);
-    //    Check.NotNull(config);
-
-    //    var queryable = ToQueryable(source, config).OrderBy("0"); // Workaround to get IOrderedQueryable
-    //    return ToJArray(() => queryable.ThenBy(ordering, comparer, args));
-    //}
-
-    ///// <summary>
-    ///// Performs a subsequent ordering of the elements in a sequence in ascending order according to a key.
-    ///// </summary>
-    ///// <param name="source">A sequence of values to order.</param>
-    ///// <param name="ordering">An expression string to indicate values to order by.</param>
-    ///// <param name="args">An object array that contains zero or more objects to insert into the predicate as parameters. Similar to the way String.Format formats strings.</param>
-    ///// <returns>A <see cref="JArray"/> whose elements are sorted according to the specified <paramref name="ordering"/>.</returns>
-    //public static JArray ThenBy(this JArray source, string ordering, params object?[] args)
-    //{
-    //    return ThenBy(source, NewtonsoftJsonParsingConfig.Default, ordering, args);
-    //}
-
-    ///// <summary>
-    ///// Performs a subsequent ordering of the elements in a sequence in ascending order according to a key.
-    ///// </summary>
-    ///// <param name="source">A sequence of values to order.</param>
-    ///// <param name="ordering">An expression string to indicate values to order by.</param>
-    ///// <param name="comparer">The comparer to use.</param>
-    ///// <param name="args">An object array that contains zero or more objects to insert into the predicate as parameters. Similar to the way String.Format formats strings.</param>
-    ///// <returns>A <see cref="JArray"/> whose elements are sorted according to the specified <paramref name="ordering"/>.</returns>
-    //public static JArray ThenBy(this JArray source, string ordering, IComparer comparer, params object?[] args)
-    //{
-    //    return ThenBy(source, NewtonsoftJsonParsingConfig.Default, ordering, comparer, args);
-    //}
-    //#endregion ThenBy
-
     #region Where
     /// <summary>
     /// Filters a sequence of values based on a predicate.
@@ -971,21 +754,6 @@ public static JArray Where(this JArray source, NewtonsoftJsonParsingConfig confi
         var queryable = ToQueryable(source, config);
         return ToJArray(() => queryable.Where(config, predicate, args));
     }
-
-    /// <summary>
-    /// Filters a sequence of values based on a predicate.
-    /// </summary>
-    /// <param name="source">A <see cref="JArray"/> to filter.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>A <see cref="JArray"/> that contains elements from the input sequence that satisfy the condition specified by LambdaExpression.</returns>
-    public static JArray Where(this JArray source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-        Check.NotNull(lambda);
-
-        var queryable = ToQueryable(source);
-        return ToJArray(() => queryable.Where(lambda));
-    }
     #endregion Where
 
     #region Private Methods
diff --git a/src/System.Linq.Dynamic.Core.SystemTextJson/SystemTextJsonExtensions.cs b/src/System.Linq.Dynamic.Core.SystemTextJson/SystemTextJsonExtensions.cs
index 4448798e..48ccc581 100644
--- a/src/System.Linq.Dynamic.Core.SystemTextJson/SystemTextJsonExtensions.cs
+++ b/src/System.Linq.Dynamic.Core.SystemTextJson/SystemTextJsonExtensions.cs
@@ -106,20 +106,6 @@ public static bool Any(this JsonDocument source, string predicate, params object
     {
         return Any(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Determines whether a sequence contains any elements.
-    /// </summary>
-    /// <param name="source">The source <see cref="JsonDocument"/></param>
-    /// <param name="lambda">A Lambda Expression.</param>
-    /// <returns>true if the source sequence contains any elements; otherwise, false.</returns>
-    public static bool Any(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return queryable.Any(lambda);
-    }
     #endregion Any
 
     #region Average
@@ -165,21 +151,6 @@ public static double Average(this JsonDocument source, string predicate, params
     {
         return Average(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Computes the average of a sequence of numeric values.
-    /// </summary>
-    /// <param name="source">The source <see cref="JsonDocument"/></param>
-    /// <param name="lambda">A Lambda Expression.</param>
-    /// <returns>The average of the values in the sequence.</returns>
-    public static double Average(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-        Check.NotNull(lambda);
-
-        var queryable = ToQueryable(source);
-        return queryable.Average(lambda);
-    }
     #endregion Average
 
     #region Cast
@@ -267,20 +238,6 @@ public static int Count(this JsonDocument source, string predicate, params objec
     {
         return Count(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the number of elements in a sequence.
-    /// </summary>
-    /// <param name="source">The <see cref="JsonDocument"/> that contains the elements to be counted.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The number of elements in the specified sequence that satisfies a condition.</returns>
-    public static int Count(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return queryable.Count(lambda);
-    }
     #endregion Count
 
     #region DefaultIfEmpty
@@ -369,20 +326,6 @@ public static JsonElement First(this JsonDocument source, string predicate, para
     {
         return First(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the first element of a sequence that satisfies a specified condition.
-    /// </summary>
-    /// <param name="source">The <see cref="JsonDocument"/> to return the first element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The first element in source that passes the test in predicate.</returns>
-    public static JsonElement First(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return ToJsonElement(queryable.First(lambda)) ?? throw new InvalidOperationException(Res.SequenceContainsNoElements);
-    }
     #endregion First
 
     #region FirstOrDefault
@@ -427,20 +370,6 @@ public static JsonElement First(this JsonDocument source, LambdaExpression lambd
     {
         return FirstOrDefault(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the first element of a sequence that satisfies a specified condition or a default value if no such element is found.
-    /// </summary>
-    /// <param name="source">The <see cref="JsonDocument"/> to return the first element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>default if source is empty or if no element passes the test specified by predicate; otherwise, the first element in source that passes the test specified by predicate.</returns>
-    public static JsonElement? FirstOrDefault(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return ToJsonElement(queryable.FirstOrDefault(lambda));
-    }
     #endregion FirstOrDefault
 
     #region Last
@@ -485,20 +414,6 @@ public static JsonElement Last(this JsonDocument source, string predicate, param
     {
         return Last(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the last element of a sequence that satisfies a specified condition.
-    /// </summary>
-    /// <param name="source">The <see cref="JsonDocument"/> to return the last element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The first element in source that passes the test in predicate.</returns>
-    public static JsonElement Last(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return ToJsonElement(queryable.Last(lambda)) ?? throw new InvalidOperationException(Res.SequenceContainsNoElements);
-    }
     #endregion Last
 
     #region LastOrDefault
@@ -543,20 +458,6 @@ public static JsonElement Last(this JsonDocument source, LambdaExpression lambda
     {
         return LastOrDefault(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the last element of a sequence that satisfies a specified condition, or a default value if the sequence contains no elements.
-    /// </summary>
-    /// <param name="source">The <see cref="JsonDocument"/> to return the last element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The first element in source that passes the test in predicate.</returns>
-    public static JsonElement? LastOrDefault(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return ToJsonElement(queryable.LastOrDefault(lambda));
-    }
     #endregion LastOrDefault
 
     #region Max
@@ -601,20 +502,6 @@ public static object Max(this JsonDocument source, string predicate, params obje
     {
         return Max(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Computes the max element of a sequence.
-    /// </summary>
-    /// <param name="source">A sequence of values to calculate find the max for.</param>
-    /// <param name="lambda">A Lambda Expression.</param>
-    /// <returns>The max element in the sequence.</returns>
-    public static object Max(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return queryable.Max(lambda);
-    }
     #endregion Max
 
     #region Min
@@ -659,20 +546,6 @@ public static object Min(this JsonDocument source, string predicate, params obje
     {
         return Min(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Computes the min element of a sequence.
-    /// </summary>
-    /// <param name="source">A sequence of values to calculate find the min for.</param>
-    /// <param name="lambda">A Lambda Expression.</param>
-    /// <returns>The min element in the sequence.</returns>
-    public static object Min(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return queryable.Min(lambda);
-    }
     #endregion Min
 
     #region OrderBy
@@ -893,19 +766,6 @@ public static JsonElement Single(this JsonDocument source, string predicate, par
     {
         return Single(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the only element of a sequence that satisfies a specified condition, and throws an exception if there
-    /// is not exactly one element in the sequence.
-    /// </summary>
-    /// <param name="source">The <see cref="JsonDocument"/> to return the last element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The first element in source that passes the test in predicate.</returns>
-    public static JsonElement Single(this JsonDocument source, LambdaExpression lambda)
-    {
-        var queryable = ToQueryable(source);
-        return ToJsonElement(queryable.Single(lambda)) ?? throw new InvalidOperationException(Res.SequenceContainsNoElements);
-    }
     #endregion Single
 
     #region SingleOrDefault
@@ -954,21 +814,6 @@ public static JsonElement Single(this JsonDocument source, LambdaExpression lamb
     {
         return SingleOrDefault(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Returns the only element of a sequence that satisfies a specified condition or a default value if the sequence
-    /// is empty; and throws an exception if there is not exactly one element in the sequence.
-    /// </summary>
-    /// <param name="source">The <see cref="JsonDocument"/> to return the last element of.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>The first element in source that passes the test in predicate.</returns>
-    public static JsonElement? SingleOrDefault(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-
-        var queryable = ToQueryable(source);
-        return ToJsonElement(queryable.SingleOrDefault(lambda));
-    }
     #endregion SingleOrDefault
 
     #region Skip
@@ -1060,21 +905,6 @@ public static object Sum(this JsonDocument source, string predicate, params obje
     {
         return Sum(source, SystemTextJsonParsingConfig.Default, predicate, args);
     }
-
-    /// <summary>
-    /// Computes the sum of a sequence of numeric values.
-    /// </summary>
-    /// <param name="source">A sequence of numeric values to calculate the sum of.</param>
-    /// <param name="lambda">A Lambda Expression.</param>
-    /// <returns>The sum of the values in the sequence.</returns>
-    public static object Sum(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-        Check.NotNull(lambda);
-
-        var queryable = ToQueryable(source);
-        return queryable.Sum(lambda);
-    }
     #endregion Sum
 
     #region Take
@@ -1124,68 +954,6 @@ public static JsonDocument TakeWhile(this JsonDocument source, string predicate,
     }
     #endregion TakeWhile
 
-    //#region ThenBy
-    ///// <summary>
-    ///// Performs a subsequent ordering of the elements in a sequence in ascending order according to a key.
-    ///// </summary>
-    ///// <param name="source">A sequence of values to order.</param>
-    ///// <param name="config">The <see cref="SystemTextJsonParsingConfig"/>.</param>
-    ///// <param name="ordering">An expression string to indicate values to order by.</param>
-    ///// <param name="args">An object array that contains zero or more objects to insert into the predicate as parameters. Similar to the way String.Format formats strings.</param>
-    ///// <returns>A <see cref="JsonDocument"/> whose elements are sorted according to the specified <paramref name="ordering"/>.</returns>
-    //public static JsonDocument ThenBy(this JsonDocument source, SystemTextJsonParsingConfig config, string ordering, params object?[] args)
-    //{
-    //    Check.NotNull(source);
-    //    Check.NotNull(config);
-
-    //    var queryable = ToQueryable(source, config).OrderBy("0"); // Workaround to get IOrderedQueryable
-    //    return ToJsonDocumentArray(() => queryable.ThenBy(ordering, args));
-    //}
-
-    ///// <summary>
-    ///// Performs a subsequent ordering of the elements in a sequence in ascending order according to a key.
-    ///// </summary>
-    ///// <param name="source">A sequence of values to order.</param>
-    ///// <param name="config">The <see cref="ParsingConfig"/>.</param>
-    ///// <param name="ordering">An expression string to indicate values to order by.</param>
-    ///// <param name="comparer">The comparer to use.</param>
-    ///// <param name="args">An object array that contains zero or more objects to insert into the predicate as parameters. Similar to the way String.Format formats strings.</param>
-    ///// <returns>A <see cref="JsonDocument"/> whose elements are sorted according to the specified <paramref name="ordering"/>.</returns>
-    //public static JsonDocument ThenBy(this JsonDocument source, SystemTextJsonParsingConfig config, string ordering, IComparer comparer, params object?[] args)
-    //{
-    //    Check.NotNull(source);
-    //    Check.NotNull(config);
-
-    //    var queryable = ToQueryable(source, config).OrderBy("0"); // Workaround to get IOrderedQueryable;
-    //    return ToJsonDocumentArray(() => queryable.ThenBy(ordering, comparer, args));
-    //}
-
-    ///// <summary>
-    ///// Performs a subsequent ordering of the elements in a sequence in ascending order according to a key.
-    ///// </summary>
-    ///// <param name="source">A sequence of values to order.</param>
-    ///// <param name="ordering">An expression string to indicate values to order by.</param>
-    ///// <param name="args">An object array that contains zero or more objects to insert into the predicate as parameters. Similar to the way String.Format formats strings.</param>
-    ///// <returns>A <see cref="JsonDocument"/> whose elements are sorted according to the specified <paramref name="ordering"/>.</returns>
-    //public static JsonDocument ThenBy(this JsonDocument source, string ordering, params object?[] args)
-    //{
-    //    return ThenBy(source, SystemTextJsonParsingConfig.Default, ordering, args);
-    //}
-
-    ///// <summary>
-    ///// Performs a subsequent ordering of the elements in a sequence in ascending order according to a key.
-    ///// </summary>
-    ///// <param name="source">A sequence of values to order.</param>
-    ///// <param name="ordering">An expression string to indicate values to order by.</param>
-    ///// <param name="comparer">The comparer to use.</param>
-    ///// <param name="args">An object array that contains zero or more objects to insert into the predicate as parameters. Similar to the way String.Format formats strings.</param>
-    ///// <returns>A <see cref="JsonDocument"/> whose elements are sorted according to the specified <paramref name="ordering"/>.</returns>
-    //public static JsonDocument ThenBy(this JsonDocument source, string ordering, IComparer comparer, params object?[] args)
-    //{
-    //    return ThenBy(source, SystemTextJsonParsingConfig.Default, ordering, comparer, args);
-    //}
-    //#endregion ThenBy
-
     #region Where
     /// <summary>
     /// Filters a sequence of values based on a predicate.
@@ -1215,21 +983,6 @@ public static JsonDocument Where(this JsonDocument source, SystemTextJsonParsing
         var queryable = ToQueryable(source, config);
         return ToJsonDocumentArray(() => queryable.Where(config, predicate, args));
     }
-
-    /// <summary>
-    /// Filters a sequence of values based on a predicate.
-    /// </summary>
-    /// <param name="source">A <see cref="JsonDocument"/> to filter.</param>
-    /// <param name="lambda">A cached Lambda Expression.</param>
-    /// <returns>A <see cref="JsonDocument"/> that contains elements from the input sequence that satisfy the condition specified by LambdaExpression.</returns>
-    public static JsonDocument Where(this JsonDocument source, LambdaExpression lambda)
-    {
-        Check.NotNull(source);
-        Check.NotNull(lambda);
-
-        var queryable = ToQueryable(source);
-        return ToJsonDocumentArray(() => queryable.Where(lambda));
-    }
     #endregion Where
 
     #region Private Methods
diff --git a/test/System.Linq.Dynamic.Core.NewtonsoftJson.Tests/NewtonsoftJsonTests.cs b/test/System.Linq.Dynamic.Core.NewtonsoftJson.Tests/NewtonsoftJsonTests.cs
index c288fadb..debfb4b7 100644
--- a/test/System.Linq.Dynamic.Core.NewtonsoftJson.Tests/NewtonsoftJsonTests.cs
+++ b/test/System.Linq.Dynamic.Core.NewtonsoftJson.Tests/NewtonsoftJsonTests.cs
@@ -6,7 +6,7 @@ namespace System.Linq.Dynamic.Core.NewtonsoftJson.Tests;
 
 public class NewtonsoftJsonTests
 {
-    private const string ExampleJson =
+    private const string ExampleJsonObjectArray =
         """
         [
             {
@@ -19,7 +19,16 @@ public class NewtonsoftJsonTests
             }
         ]
         """;
-    private readonly JArray _source = JArray.Parse(ExampleJson);
+    private readonly JArray _source = JArray.Parse(ExampleJsonObjectArray);
+
+    private const string ExampleJsonIntArray =
+        """
+        [
+            30,
+            40
+        ]
+        """;
+    private readonly JArray _sourceIntArray = JArray.Parse(ExampleJsonIntArray);
 
     [Fact]
     public void Aggregate()
@@ -43,6 +52,16 @@ public void All()
 
     [Fact]
     public void Any()
+    {
+        // Act
+        var result = _source.Any();
+
+        // Assert
+        result.Should().BeTrue();
+    }
+
+    [Fact]
+    public void Any_Predicate()
     {
         // Act
         var result = _source.Any("Age > 20");
@@ -53,6 +72,16 @@ public void Any()
 
     [Fact]
     public void Average()
+    {
+        // Act
+        var result = _sourceIntArray.Average();
+
+        // Assert
+        result.Should().BeApproximately(35, 0.00001);
+    }
+
+    [Fact]
+    public void Average_Predicate()
     {
         // Act
         var result = _source.Average("Age");
@@ -84,7 +113,7 @@ public void Cast()
     public void Count()
     {
         // Act 1
-        var result1 = _source.Count();
+        var result1 = _source.Count;
 
         // Assert 1
         result1.Should().Be(2);
@@ -143,7 +172,7 @@ public void FirstOrDefault()
     public void Last()
     {
         // Act + Assert 
-        ((string?)_source.First("Age > 30")["Name"]).Should().Be("Doe");
+        ((string?)_source.Last("Age > 30")["Name"]).Should().Be("Doe");
     }
 
     [Fact]
diff --git a/test/System.Linq.Dynamic.Core.SystemTextJson.Tests/System.Linq.Dynamic.Core.SystemTextJson.Tests.csproj b/test/System.Linq.Dynamic.Core.SystemTextJson.Tests/System.Linq.Dynamic.Core.SystemTextJson.Tests.csproj
index d437f261..dd619154 100644
--- a/test/System.Linq.Dynamic.Core.SystemTextJson.Tests/System.Linq.Dynamic.Core.SystemTextJson.Tests.csproj
+++ b/test/System.Linq.Dynamic.Core.SystemTextJson.Tests/System.Linq.Dynamic.Core.SystemTextJson.Tests.csproj
@@ -12,7 +12,6 @@
 
     <ItemGroup>
         <PackageReference Include="FluentAssertions" Version="6.12.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
         <PackageReference Include="Mono.Reflection" Version="2.0.0" />
         <PackageReference Include="xunit.runner.console" Version="2.7.0">
             <PrivateAssets>all</PrivateAssets>
diff --git a/test/System.Linq.Dynamic.Core.SystemTextJson.Tests/SystemTextJsonTests.cs b/test/System.Linq.Dynamic.Core.SystemTextJson.Tests/SystemTextJsonTests.cs
index 46b05c8c..ca337755 100644
--- a/test/System.Linq.Dynamic.Core.SystemTextJson.Tests/SystemTextJsonTests.cs
+++ b/test/System.Linq.Dynamic.Core.SystemTextJson.Tests/SystemTextJsonTests.cs
@@ -6,7 +6,7 @@ namespace System.Linq.Dynamic.Core.SystemTextJson.Tests;
 
 public class SystemTextJsonTests
 {
-    private const string ExampleJson =
+    private const string ExampleJsonObjectArray =
         """
         [
             {
@@ -19,7 +19,16 @@ public class SystemTextJsonTests
             }
         ]
         """;
-    private readonly JsonDocument _source = JsonDocument.Parse(ExampleJson);
+    private readonly JsonDocument _source = JsonDocument.Parse(ExampleJsonObjectArray);
+
+    private const string ExampleJsonIntArray =
+        """
+        [
+            30,
+            40
+        ]
+        """;
+    private readonly JsonDocument _sourceIntArray = JsonDocument.Parse(ExampleJsonIntArray);
 
     [Fact]
     public void Aggregate()
@@ -43,6 +52,16 @@ public void All()
 
     [Fact]
     public void Any()
+    {
+        // Act
+        var result = _source.Any();
+
+        // Assert
+        result.Should().BeTrue();
+    }
+
+    [Fact]
+    public void Any_Predicate()
     {
         // Act
         var result = _source.Any("Age > 20");
@@ -53,6 +72,16 @@ public void Any()
 
     [Fact]
     public void Average()
+    {
+        // Act
+        var result = _sourceIntArray.Average();
+
+        // Assert
+        result.Should().BeApproximately(35, 0.00001);
+    }
+
+    [Fact]
+    public void Average_Predicate()
     {
         // Act
         var result = _source.Average("Age");