Use these steel balls as a substitute for iron filings for studying the phenomenon of magnetic fields. You can form clusters and chains between unlike poles of magnets. Each ball is polished and measures 3mm diameter. Pack of 100. Good for a variety of science applications (science projects, demonstrations and more).
View the glory of space with this hi-tech telescope set!
This kit will get your paper plane ready for takeoff!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!
The Wimshurst Machine is a high quality static machine for student labs.
This is a great clean heat demonstration model for the classroom setting!