Grades 1 through 3; ages 6 - 9. This kit contains: 5 block magnets, 5 ceramic horseshoe magnets, 5 compasses, 5 disc magnets, 5 pencils, 5 Magnet Wands, 5 North/South bar magnets, 5 sets polished steel shapes, 15 ring magnets, demo bar magnet, teacher activity guide