Beast Water Balloon Lancher

LAUNCHER TYPE- crossbow PHYSICAL DESIGN- plastic tubes, wood planks, rubber bands, plastic funnel, metal canning rim and masking tape. The materials work together to launch the water balloon because when you pull back the funnel ( water balloon inside) which attached to crossbow as far as you can, the rubber-bands tighten, release of the rubber bands with funnel propels the water balloon to launch . POWER- human strength