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531

Bike helmet

Invent a special bicycle helmet
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272

Flood help

Draw an invention that will help stop someone’s house from getting flooded
327

Toy storage

Draw a storage space for your stuffed animals
299

Leaf it out

Invent a way to keep leaves off the train tracks
216

Nature energy

Invent a gadget that produces sustainable energy using nature
549

Heat

Invent a device that generates heat
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Bike helmet Ideas