Mini Challenges!
New inventive challenges posted each week
546
Long distance
Invent something to help you run long distances
Check out some other challenges
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511
Garden device
Invent a device that tends the garden
11
Pet-ercise
Draw a machine to exercise a pet indoors
103
Under pressure
Invent something that can reduce stress
498
Go girls!
Girls, get inventing!
89
I do like to be beside the sea!
Invent goggles that transform your bathtub into an ocean