This inflatable classroom set helps children understand the size and distance relationships of the solar system, while learning about rotation, revolution and orbit through class activities or demonstrations. Includes 36" Sun and proportionate planets and moon with sizes ranging from 8" to 22". Also includes a foot pump, hooks for hanging, and teacher's activity guide. Deflates for easy storage. Via Sciencehipster: http://amzn.to/11reyXw
Simple Solar System mobile craft made from recycled circular foams, yarn and foam balls in assorted sizes. Space the planets according their distance to the Sun and attach labels on the yarn to name the planets.