Grimm's Large WaterWaves Stacker - Nesting Wooden Wave Blocks, "Elements" of Nature: WATER Soothing blue waves represent one of the four elements of nature: Water Set of 6 wooden pieces nest together perfectly because they are carved from a single piece of solid wood Waves can also be stacked or configured in any way, plus combined with any other building blocks set Large sized WaterWaves measure 8.8 inches long x 2.25 in. deep x 3.5 in. high Children will create imaginative ways to play with these blocks: they can be bridges, hills, houses, furniture, fences... let your creativity lead!