Building $20 Cardboard Boats!

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The Great Cardboard Boat Race - Four Mounds Foundation

The Physics Phlame” Flames the Competition in Physics Boat Race

Cardboard boat

Duct Tape Cardboard Boat Race Registration - Four for the Fourth

Don't miss the excitement at SIU's 49th Great Cardboard Boat

Cardboard Boat Race on Curlew Lake

DIY Tryin

Cardboard Boat Race on Curlew Lake

Budding engineers build seaworthy vessels at annual cardboard boat