Mini Challenges!
New inventive challenges posted each week
492
Communicate
Invent a way to communicate without speaking
Check out some other challenges
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548
Lucky
Invent a way to turn your luck around
449
Solar equipment
Draw a piece of equipment which is now powered using solar energy instead of electricity
374
Running up that hill
Invent a way to run up that hill!
437
Weather control
Invent a way to control the weather
28
Flight of the bumblebee
Design flying machines inspired by birds and insects