Springbots: 3-in-1 Spring-powered Machines Age 6+ wall art it's also a great way

it's also a great way to introduce the concepts of part

Each set contains 48 blocks and is packaged in a box with a sliding lid

launch a solo career or just enjoy exploring music and sounds

Just what the doctor ordered

experienced LEGO builder or hobbyist

Springbots: 3-in-1 Spring-powered Machines Age 6+ wall art it's also a great wayBuild 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