Mini Challenges!
New inventive challenges posted each week
140
Drum energy
Invent an instrument that makes energy when you play it
Check out some other challenges
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549
Heat
Invent a device that generates heat
2
Secret door
Imagine a secret door in your home that leads to a magical place. Draw the door and the place
153
Shop local
Design a poster to encourage people to shop local
170
Memory lane
Invent a machine that will let you watch old memories back
28
Flight of the bumblebee
Design flying machines inspired by birds and insects