added project 4 link & reference links

Author: devvanu

README.md

@@ -1,30 +1,48 @@
 # JS PRACTICE PROJECTS
 
-Here practicing JS by building mini web projects using HTML, CSS & JS  
+Practicing JavaScript by building mini web projects using HTML, CSS & JS  
 
 <table>
 	<thead>
 		<tr>
 			<th>S.No.</th>
 			<th>Project Code</th>
 			<th>Live Demo</th>
+			<td>Topic Covered</td>
 		</tr>
 	</thead>
 	<tbody>
 		<tr>
 			<td>1</td>
 			<td><a href="https://github.com/devvanu/js-practice-projects/tree/main/temperature-converter">Temperature Converter</a></td>
 			<td><a href="https://devvanu.github.io/js-practice-projects/temperature-converter/index.html">Demo</a></td>
+			<td>Events</td>
 		</tr>
 		<tr>
 			<td>2</td>
 			<td><a href="https://github.com/devvanu/js-practice-projects/tree/main/word-counter">Word Counter</a></td>
 			<td><a href="https://devvanu.github.io/js-practice-projects/word-counter/index.html">Demo</a></td>
+			<td>Events, Array & String Methods</td>
 		</tr>
 		<tr>
 			<td>3</td>
 			<td><a href="https://github.com/devvanu/js-practice-projects/tree/main/background-changer">Background Changer</a></td>
 			<td><a href="https://devvanu.github.io/js-practice-projects/background-changer/index.html">Demo</a></td>
+			<td>Events</td>
+		</tr>
+		<tr>
+			<td>4</td>
+			<td><a href="https://github.com/devvanu/js-practice-projects/tree/main/sticky-menu">Sticky Menu</a></td>
+			<td><a href="https://devvanu.github.io/js-practice-projects/sticky-menu/index.html">Demo</a></td>
+			<td>Events, Window Object</td>
 		</tr>
 	</tbody>
 </table>
+
+</br>
+
+### References (YouTube Channels) :
+
+- [Tech Gun](https://www.youtube.com/c/TechGun)
+- [CodeWithHarry](https://www.youtube.com/c/CodeWithHarry)
+- [FreeCodeCamp](https://www.youtube.com/c/Freecodecamp)