Mini Challenges!
New inventive challenges posted each week
222
Stair chair
Invent a wheelchair that can go up and down stairs
Check out some other challenges
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551
Ghost
Draw an invention for a ghost
28
Flight of the bumblebee
Design flying machines inspired by birds and insects
288
Ha-ha!
Invent and draw a fun way to get across a ha-ha!
168
Space exercise
Invent a new way to exercise in space
21
Chocolicious
Draw an invention to clean easter egg chocolate off your face