Learn about space with hands on activities like Solar System Foam Kit. This foam kit comes with various white spheres that can be painted to resemble the nine planets in our solar system. Follow the simple instructions to get an out of this world experience you'll remember for a life time! Includes: 1 4 1/2" Sphere, 1 3 1/2" Sphere, 2 2 13/16" Half Spheres, 2 2 1/4" Spheres, 2 1 1/2" Spheres, 2 1 1/8" Spheres, 1 1" Sphere, 2 Options for Saturn's Rings, 1 3" Ring For Base, 9 11 1/2" Wood Rods, and Instructions.