Learning Resources Magnetic Solar System Provides Full-Color, Realistically Detailed Magnets That Capture Students' Attention As You Model Space Science Concepts On Your Whiteboard. Largest Magnet (The Sun) Has A 10-Inch Diameter. Widest Magnet (Saturn) Measures 13-1/2 Inches From Edges Of The Ring. Ages 5 (Grades K) And Up. Magnetic Solar System Includes:8 Planets Pluto (Dwarf Planet) Sun Earth'S Moon Asteroid Belt Activity Guide.