Great for the science or space enthusiast in your family, this Glow-in-the-dark Solar System Mobile Making Kit makes learning fun. Construct a 16.5 inch x 16.5 inch glow-in-the-dark solar mobile for an out-of-this-world bedroom. Included in the kit are: planets, stencils, squeeze-glow paint pen, rods, string, a fact-filled wall chart, and 10 sets of Kidz Quiz questions. Detailed instructions are included making construction fast and easy.