Mini Challenges!
New inventive challenges posted each week
299
Leaf it out
Invent a way to keep leaves off the train tracks
Check out some other challenges
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236
Safe space
Invent something that will help to keep you safe in space
107
Challenge yourself
Draw or make your own challenge maker machine
548
Lucky
Invent a way to turn your luck around
92
Up in the clouds
Invent a device that lets you take funny shaped clouds home
510
No hands
Invent a hands-free vehicle