Professor Gauss Magnetic Putty with Skittle Magnet - Black Goo (Pack of 1)

Professor Gauss™ Magnetic Putty with Skittle Magnet for Kids, Boy, Girl, Science, Learning, and Fun - Black Goo

myHodo Colourful Crack Magnets (575+ Pieces, 5-7mm) – Versatile Magnetic Stones for ASMR, Creativity & Stress Relief – Mini Magnets Set - Fun Gadget for Home & Office (8 Colours)

Magnetic Putty, Color Magnet Ferrite Stones Desk Decor Fidget Putty for Adults, Magic Blocks for Scientific Experiment, Magnetic Ferrite Stones as Desk Decor for Home Office