Science & Nature.
. Toys.Then, make it even more thrilling with the 200 adhesive stars! Teaching Toys & Tools. 3-D Solar System - Science & Nature for Ages 3 to 9 - Fat Brain Toys Using the 25 feet of string and the planetary guide, it's easy to hang each of the 8 glow-in-the-dark planets (plus Pluto!) in just the right order to recreate the magnificent structure of our solar system.