Construct ten out-of-this-world machines and learn about the physics of levers and linkages. A battery-powered motor box powers the models. Make a creepy slithering alien snake-bot model with rotating arms and articulating tail. Build an alien insectoid-bot that crawls on six legs. Create an alien raptor model with wings that move up and down. Assemble a cool grabber claw with a scissors mechanism. Make a bipedal alien robot model that walks on two legs. In addition, build models of a pumpjack, swinging device, hopping alien frog-bot, roving dino-bot with reciprocating arm, and rolling alien dragon-bot.
- Ages 6 years and up
- 138 pieces, 10 possible models, 40 page illustrated manual