SpringBots: 3-in-1 Spring Powered Machines pictionary The player to make Mine

The player to make Mine Turtle go BOOM

Featuring dazzling artwork from the hit film

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SpringBots: 3-in-1 Spring Powered Machines pictionary The player to make MineBuild a motorized robot, race car, and countdown timer all that run without any batteries or electrical power! The secret behind these fascinating machines is a power source called a mainspring a spiral shaped spring that stores up energy when wound up by hand, and then converts that stored energy back into motion when it discharges. The mainspring inside the robot turns gears which enable it to march forward on two legs. The race car zooms across the