This is an simple instruction on how to make ferrofluid, and what type of experiment you can do with the ferrofluid.
Check out these safety tips before get started.
1. Laser Printer Toner (50 ml)
2. Plant Oil (30ml)
3. Dropper, Glass Bar, Beaker with scale, Dish
4. Rare Earth Magnets
Please check the video below to detailed instructions! Have fun!