Mini Challenges!
New inventive challenges posted each week
433
Asteroid rubble
Make something out of asteroid rubble
Check out some other challenges
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525
Natures home
Design a house grown from nature
385
Ideal island
Design your ideal desert island
216
Nature energy
Invent a gadget that produces sustainable energy using nature
69
Move it move it
Design a way to make sustainable energy through exercising
2
Secret door
Imagine a secret door in your home that leads to a magical place. Draw the door and the place