Mini Challenges!
New inventive challenges posted each week
457
Sky display
Invent an alternative to a fireworks display!
Check out some other challenges
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2
Secret door
Imagine a secret door in your home that leads to a magical place. Draw the door and the place
490
You've got mail!
Invent a new way to deliver mail
103
Under pressure
Invent something that can reduce stress
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
100
Leftovers
Invent a machine that recycles your leftover dinner