Zometool added a little something extra to the ordinary: a little science and a little whimsy make the award winning* Zome Pioneer Kit a truly extraordinary building set!The Zome Pioneer Kit’s color and shape-coded parts integrate numbers, shapes, and vectors into one fascinating product that helps its players figure out fun. Build simple models like a house or a flower, or build a simply magnificent mathematically correct 4D cube shadow or ""squashed"" icosahedron. And that’s just the beginning! Add a bit of imagination and the possibilities are endless. But watch out - if you’re not careful, you might just multiply your aptitude for math and make a sport of science!The Zome Pioneer Kit gets you started with a concise color instruction booklet with models, a bubble recipe, and more. This 121-part set also includes 25 white nodes, 16 three-length blue struts, 10 three-length yellow struts, 6 three-length red struts, and a plastic tray for sorting and storing parts.Ages 6 and up.* Parents' Choice Approval Award and one of Parenting Magazine’s Best Toys of the YearBy Zometool