Grimm's Large 12-Piece Rainbow Stacker - Wooden Nesting Puzzle/Creative Building Blocks Tunnel. Monochrome This truly beautiful natural toy, made by hand in Bosnia, will stimulate children visually, mentally and creatively Grimm's largest Rainbow is Giant! Cut from a single, solid piece of 100% FSC certified wood: Measures 14" Long, 6.5" High, 2.7" Deep (compatible with all Grimm's Large Elements Stackers) Balls Not Included Versatile open-ended toy has many uses & inspires joyful imagination: It's a stacker & puzzle, plus pieces can be used as bridges, tunnels, fences, beds & more! Rich, vibrant colors from certified non-toxic, child-safe water based stains / oils (NO worrisome paint or varnish used) Recommended for toddlers, kids and adults and also makes a lovely decoration on a coffee table or bookshelf. Consider other accessories from Grimm's that go very well with this 12-Piece Rainbow, including Rainbow Friends Peg Dolls, Small Dwarfs Dolls, Large Elements stackers, Giant Marbles, 35 smaller Marbles in a bag, Lavender Dolls, Flexible Waldorf Dolls, any of the 4x4 size building blocks, much more!