Fluttering Butterfly DIY Kit, Educational STEM Toy for KidsBuild, learn, and play with the Fluttering Butterfly STEM Kit, a hands on mechanical project designed to introduce kids to basic engineering and gear systems. This engaging DIY kit allows learners to assemble a moving butterfly model while exploring how gears transfer motion and create movement. As the gears turn and the wings flutter, children gain a clear understanding of cause and effect, mechanical motion, and simple engineering principles. The