DIY Students Puzzle Creative Handmade Time Tunnel Machine Stem Toy Engineering Science Experiment Kit for Kids

This item is a DIY time tunnel machine science experiment toy for kids, which utilizes an infinity mirror illusion. It’s designed as an educational STEM kit to help children understand the concept of light reflection and optics through hands-on assembly. 

• Type: Science experiment kit, educational toy, 3D puzzle.
• Feature: It creates an optical illusion of a never-ending tunnel using LED lights and mirrors, often referred to as an “infinity mirror” or “space-time tunnel”.
• Purpose: The toy is intended to develop children’s intelligence, hands-on ability, and interest in engineering and science.