Update free-courses-hi.md

Adding Three.js Course This course covers the fundamentals of Three.js, focusing on creating immersive 3D graphics for web applications.

courses/free-courses-hi.md

@@ -44,6 +44,7 @@
     * [React Native](#react-native)
     * [Redux](#redux)
     * [Vue.js](#vuejs)
+    * [Three.js](#vthreejs)
 * [Kotlin](#kotlin)
 * [Linux](#linux)
 * [Machine Learning](#machine-learning)
@@ -490,6 +491,11 @@
 * [Learning GSAP in hindi](https://www.youtube.com/playlist?list=PLf8nAOi8Z9NXGhl7m8rTWmzjyhJEuFYmF) - D.Designing
 
 
+#### Three.Js
+
+* [ThreeJS basics in Hindi](https://youtube.com/playlist?list=PLLtf5zkw51ACvR9vGt-kTWZazamN1SXCz) - byCodingBaaz
+* [Three js Tutorial for BEGINNER LEVEL](https://youtube.com/playlist?list=PLFxQ9Nd5bltj8Yp6G6Sjq3Du52tNt90Ax) - Monk Jha
+
 #### jQuery
 
 * [jQuery Tutorial for beginners in Hindi 2020](https://youtube.com/playlist?list=PL-6FWL4WVVWXmWe_HnPG0rBQmmJfGsTKS) - CSEtutorials