Create a glowing planetarium right in your classroom.• Features proportional Sun and planets• Sun glows in the dark after exposure to light• Provides the perfect springboard for Earth and space science lessons, inquiry activities and class projects• Assembles easily for ceiling display with included hangers and 32' of clear plastic line• Includes 10 sturdy plastic pieces (Sun, 8 planets, dwarf planet Pluto) and up-to-date Activity Guide with solar system facts• Largest piece (Sun) measures 4" in diameter• Grades 1+