Make your very own ferromagnetic fluid and experiment with magnets with this easy-to-use test tube kit. 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 amazing physics at work!
- Test Tube
- Special Magnetic Powder
- Strong Magnet
- Instructions leaflet
Part of the Mix'n'Match range with multibuy savings shop the complete range here.