Double Sand and Water Wheel Fill the funnel and watch the wheels turn! See what happens when water, sand and small stones are poured in. Play Tips Fill the funnel and watch the wheels turn. Pour ... slow then faster and faster.See what happes when water, sand and small stones are used. PRODUCT SIZE : L: 20.5 x W: 29 x L: 16.2 cm Important Information Remove the packaging material before you give the toy to your child. Please keep all the relevant information for future reference. Decorations and colors may vary!