SpringBots 3-In-1 Spring-Powered Machines Games A modern classic with a

A modern classic with a touch of reptilian charm

Throughout the book

solid appearance suited for tabletop gaming and display

Physical Properties: Peridot hardness 6

there’s a story worth exploring

SpringBots 3-In-1 Spring-Powered Machines Games A modern classic with aBuild three amazing self powered machinesa motorized robot, race car, and countdown timerall without batteries or electricity! The secret behind these fascinating models is the mainspring, a spiral shaped spring that stores energy when wound up and then releases it to power motion. Watch as the robot marches forward, the race car zooms up to 45 feet, and the countdown timer ticks down for up to six minutes using a clever system of gears, ratchets, and