HJ Ferromagnetic Fluid

Crackerjack Toys Verified independent store

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HJ Ferromagnetic Fluid The ferromagnetic fluid allows you to get a visual representation of the usually invisible magnetic fields that surround any ordinary magnet - it's truly fas cinating to see and will "attract" the attention older kids and even adults! Wave the magnet up and down the sides of the test tube or bring it close, then pull it away and watch the nanomagnets line up and wave around as if by magic! Of course, it's not really magic, it's science! Notes & Tips: Suitable for ages 12yrs and older. Warning: Keep out of reach of young children and pets. Choking hazard: Contains small parts. Includes magnetic particles, magnet and test tube. Show more