This 1-1/4 inch ceramic horseshoe magnet is made of strontium ferrite. It is a classic low-cost magnet for demonstration and experimentation. It comes with north and south poles indicated. Colors may vary. Get a few of these for your next science fair project!
Explore the invisible and amazing power of magnets with 33 engaging experiments and games.
Create all kinds of marble run combinations with this 80-piece Marble Run set!
Experience this sphere powered by the sun!
This hanging Galileo thermometer is a gorgeous way to display the temperature outdoors!
This classic desk toy will keep you amused!
This genuine meteorite is great for the rock collector in your family!