diff --git a/documentation/assets/wNumb.js b/documentation/assets/wNumb.js
index 4ab340fe..e8f46f71 100644
--- a/documentation/assets/wNumb.js
+++ b/documentation/assets/wNumb.js
@@ -232,7 +232,7 @@ var FormatOptions = [
 			return false;
 		}
 
-		// Covert to number.
+		// Convert to number.
 		output = Number(output);
 
 		// Run the user-specified post-decoder.
diff --git a/documentation/behaviour-option.php b/documentation/behaviour-option.php
index e242046a..6ff47a83 100644
--- a/documentation/behaviour-option.php
+++ b/documentation/behaviour-option.php
@@ -171,7 +171,7 @@
 <section>
 
 	<div class="view">
-		<p>A handle snaps to a clicked location. It can immediatly be moved, without a <code>mouseup</code> + <code>mousedown</code>.</p>
+		<p>A handle snaps to a clicked location. It can immediately be moved, without a <code>mouseup</code> + <code>mousedown</code>.</p>
 		<div class="example">
 			<div id="snap"></div>
 			<?php run('snap'); ?>
diff --git a/documentation/download.php b/documentation/download.php
index 53d71ee9..d083d849 100644
--- a/documentation/download.php
+++ b/documentation/download.php
@@ -30,6 +30,6 @@
 
     <p>noUiSlider can be downloaded from GitHub. Required files are in the <code>dist</code> folder. To compile from sources, run <code>npm run build</code>.</p>
 
-    <a href="https://github.com/leongersen/noUiSlider/releases" data-category="convert" data-action="download">Download noUiSlider from Github</a>
+    <a href="https://github.com/leongersen/noUiSlider/releases" data-category="convert" data-action="download">Download noUiSlider from GitHub</a>
 
 </section>
diff --git a/documentation/events-callbacks.php b/documentation/events-callbacks.php
index f90c4c81..dc57c923 100644
--- a/documentation/events-callbacks.php
+++ b/documentation/events-callbacks.php
@@ -157,7 +157,7 @@
 	<div class="view">
 		<p>noUiSlider uses a custom binding model with support for namespaces. There are two methods, <code>.on(eventName, callback)</code> and <code>.off(eventName)</code>. Events can be namespaced by appending a period ('.') and an identifier to the event name.</p>
 
-		<p>Nested namespaces (<code>'slide.something.else'</code>) are not supported, and are threated as a single namespace (so <code>'.a.b'</code> isn't related to <code>'.a'</code>).</p>
+		<p>Nested namespaces (<code>'slide.something.else'</code>) are not supported, and are treated as a single namespace (so <code>'.a.b'</code> isn't related to <code>'.a'</code>).</p>
 
 		<p><code>values</code> is an array containing the current slider values, with formatting applied. <code>handle</code> is the index of the handle that caused the event, starting at zero. <code>values[handle]</code> gives the value for the handle that triggered the event.</p>
 
diff --git a/documentation/examples-content/styling.php b/documentation/examples-content/styling.php
index 38c302f6..b1b64060 100644
--- a/documentation/examples-content/styling.php
+++ b/documentation/examples-content/styling.php
@@ -45,7 +45,7 @@
             <?php loadShowCSS('styling-no-overlap'); ?>
         </div>
 
-        <div class="viewer-header">Fit handles withing the slider</div>
+        <div class="viewer-header">Fit handles within the slider</div>
 
         <div class="viewer-content">
             <?php loadShowCSS('styling-fit'); ?>
diff --git a/src/nouislider.ts b/src/nouislider.ts
index 131c56ac..adf0ea75 100644
--- a/src/nouislider.ts
+++ b/src/nouislider.ts
@@ -342,7 +342,7 @@ function offset(elem: HTMLElement, orientation: 0 | 1): number {
 
     // getBoundingClientRect contains left scroll in Chrome on Android.
     // I haven't found a feature detection that proves this. Worst case
-    // scenario on mis-match: the 'tap' feature on horizontal sliders breaks.
+    // scenario on mismatch: the 'tap' feature on horizontal sliders breaks.
     if (/webkit.*Chrome.*Mobile/i.test(navigator.userAgent)) {
         pageOffset.x = 0;
     }
@@ -776,7 +776,7 @@ class Spectrum {
     private handleEntryPoint(index: string, value: WrappedSubRange): void {
         let percentage;
 
-        // Covert min/max syntax to 0 and 100.
+        // Convert min/max syntax to 0 and 100.
         if (index === "min") {
             percentage = 0;
         } else if (index === "max") {