Mini Challenges!
New inventive challenges posted each week
186
Housework helper
Invent something that would help you with jobs around the house
Check out some other challenges
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28
Flight of the bumblebee
Design flying machines inspired by birds and insects
295
Party entrance
Invent a funny way to say hello to guests arriving at a party
549
Heat
Invent a device that generates heat
103
Under pressure
Invent something that can reduce stress
548
Lucky
Invent a way to turn your luck around