Waterfall & Water Tray SetThe waterfall and water tray set is an excellent addition to the outdoor learning environment. This set can have many children busily playing away the hours learning about gravity, direction of water flow, volume of water added in the splash tray all while enjoying in a play based way. Teachers set up the water channels, splash tray and pump placing a bucket of water for the hose to sit into where children pump the water from. This set is great for