Mini Challenges!
New inventive challenges posted each week
192
Speak in code
Invent a code and write your own secret message
Check out some other challenges
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28
Flight of the bumblebee
Design flying machines inspired by birds and insects
349
Bee happy
Invent a way to protect bees
100
Leftovers
Invent a machine that recycles your leftover dinner
549
Heat
Invent a device that generates heat
287
The Statue of...
Draw a statue of someone you think is great!