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> PYRAMID CATAPULT
> ENHANCED MOUSETRAP CATAPULT
> FLOATING ARM TREBUCHET
> DA VINCI CATAPULT
Catapults don’t have to be complicated to impress. This design is simple, robust, and surprisingly effective.
TOOLS + MATERIALS
9 PENCILS OR PENS
THICK RUBBER BAND
Craft sticks, dowels, or other implements with a similar ...