Steam game Air-based machines, + 3 years, Ludattica Thanks to the force of the air... the hedgehog slides on its wheels, the paper swallow flies up like a kite, and the ball remains suspended in the frogs big mouth! Characteristics: A game in which we decorate and build objects, which work thanks to the force of air. Lots of experiences that introduce kids to science through creativity and experimentation. Made in partnership with EXPLORA - THE CHILDRENS MUSEUM IN ROME, it has an approach based on STEM (Science, Technology, Engineering and Mathematics). Presentation: the set contains: punched cardboard for hedgehogs and frogs; kite paper – swallow; 4 wheels, 2 axles; 1 small wooden rod; 5 karaokes; 2 paper straws; 1 roll of masking tape; 1 white ball; 1 coil wire; instructions.