This universal 1 inch long replacement bar is made of PTFE/TEFLON and works with all magnetic stirrers. The stir bar will need very infrequent replacement as it is constructed to be highly durable and features corrosion resistance. The unit snaps into place using a built-in pivot ring Keep a few handy in the laboratory or classroom in case of mechanical malfunctions and make sure you never have to abort an experiment or classroom demonstration!
Build a magnetic levitating train with this science fair project kit!
Get one of the craziest and coolest kaleidoscopes around!
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
Watch what your music can create with this amazing Snap Circuits set!
Provides the power to execute all the basic electrostatic demonstrations on an energetic and dramatic scale with up to 350,000 volts!
A massive mounted set of 100 rocks and minerals found in the US,
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