Mini Challenges!
New inventive challenges posted each week
321
Land and sea
Invent a vehicle that can travel over land and sea
Check out some other challenges
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192
Speak in code
Invent a code and write your own secret message
2
Secret door
Imagine a secret door in your home that leads to a magical place. Draw the door and the place
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
399
Cat day
Make a cat-themed invention
358
Celebration!
Invent something to help you celebrate!