3 years & up. Bring your architectural and engineering ideas to life! This Snap Together set features 360 cubes in four bright colors and four fun shapes. Connect these unbreakable cubes together in any direction to build unique structures. The possibilities are limitless! These building manipulatives encourage creativity and support the development of fine motor skills and hand-eye coordination. Each piece measures .75". Included: 360 Plastic Cubes and a Storage Tub.