Welcome to EASTERN LASER, a laser machine specialist in China! We provide innovative and effective laser solutions including laser cutting machine, laser engraving machine, laser marking machine, and CNC router.
Perpetual motion machines are cool, even if they don't run forever. This Solarbotics Perpetual Motion Marble Kit will be fun to see in action. This solar powered machine moves marbles with solar power and it won't stop unless it gets dark.