This post captures an online class named “Sweet Introduction to VFX for Unreal Engine for Beginners.” The instructor, Ge Lush, guides students through various aspects of creating visual effects in Unreal Engine by using Niagara, and briefly explaining some real-case scenarios through blueprints.
https://dev.epicgames.com/community/learning/tutorials/8Xq3/introductory-class-to-unreal-engine-5-s-niagara-particle-systems-for-gamedev-students