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).
Build your own 10 inch kaleidoscope with this great kit!
A combination of three of our great discovery toys, all in one package!
Cool new Pi tee featuring ultra soft and light blue 100% cotton shirt.
Learn all about Newton’s Laws and Energy conservation.
The large realistic model has removable organs that can be studied and set back into the correct position.
This kit allows to build up to 3 different robots!