Mini Challenges!
New inventive challenges posted each week
475
Toy in space
Design a space suit for your stuffed toy
Check out some other challenges
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100
Leftovers
Invent a machine that recycles your leftover dinner
84
Feeling hot hot hot!
Invent a way to generate heat that uses less energy
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
64
Tweet retreat
Imagine and Draw The most amazing Bird house in a tree
26
Ocean clean up
Draw an invention to remove plastic from the ocean OR to STOP plastic going into the ocean