Mini Challenges!
New inventive challenges posted each week
229
Shy helper
Draw an invention that would be helpful to a person who’s shy
Check out some other challenges
Prev
Next
502
All weather car
Design a weatherproof car
466
Waste robot
Invent a waste-sorting robot
71
Energy Savers
Invent an exciting, fun or unusual way to travel that uses less energy
99
Eco trip
Invent a new way to travel that is good for the environment
470
Sun energy
Invent a new way to make energy from the sun