Teach children about the invisible power of magnetism with the 4m magnet science kit. The magnet science kit teaches young scientists about the effects of magnetism through a combination of fun science experiments and games. The kit contains materials to make interactive magnetic objects like the superpower horseshoe magnet and the magnet wand. Construct super magnet racer, a yacht compass, or a mysterious dangler. Activities like the fishing game provide hours of fun and provide hands-on learning about the effects of magnetism. Recommended for ages 8 years and up. The magnet science kit teaches young scientists about the effects of magnetism through a combination of fun science experiments and games. The kit contains materials to make interactive magnetic objects like the super power horseshoe magnet and the magnet wand. Construct super magnet racer, a yacht compass, or a mysterious dangler. Activities like the fishing game provide hours of fun and provide hands-on learning about the effects of magnetism. Recommended for ages 8 and up.  # Pieces In Set: 16 Number of Batteries: 3 Recommended Ages: 8 Years And Up Measurements: 8.5 Length/Inches Assembly: Assembled Base Material: 100% Plastic Battery Size: Aaa Care: Wipe Clean Country of Origin: Imported p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 15.0px Calibri; -webkit-text-stroke: #000000} span.s1 {font-kerning: none} WARNING: CHOKING HAZARD – small parts. Not for children under 3 years.