Glow In The Dark Solar System Mobile - 03225 - Science Museum - Great Gizmos. Paint and build a ceiling-mounted mobile of our solar system with this kit. Learn to distinguish between inner planets and the outer gas giants. Includes paint and stencils which let you accurately depict the planets or create your own designs. This kit is suited to exploring the earth and beyond, part of the KS2 science curriculum. For ages 8.