Mini Challenges!
New inventive challenges posted each week
538
Barbie car
Design a Barbie convertible
Check out some other challenges
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28
Flight of the bumblebee
Design flying machines inspired by birds and insects
108
We've got the power
Invent something powered by solar energy
103
Under pressure
Invent something that can reduce stress
459
Phone box
Design the interior of a phone box to be anything you like!
33
Shhhhhhh!
Invent something to make the room quiet when you are concentrating