Each test tube contains a bag of special magnetic powder and a strong magnet, so when you suspend the powder in a liquid, you can place the magnet near the tube and watch the amazing results.
WARNING: CHOKING HAZARD-Contains small parts. Not suitable for children under 8 years. This product contains small magnet(s). Swallowed magnets can stick together across the intestines causing serious injuries. Seek immediate medical attention if magnet(s) are swallowed to be used with adult supervision. Do not use if you have a pacemaker or heart defibrillator. Do not freeze.
AGE: 8 and up (with adult supervision)
