This cast-iron support stand offers strong and dependable support. It is coated with an acid-resistant finish. The rod is made of nickel-plated steel and is threaded to fit the base. Excellent for use in the science classroom or laboratory!
The large realistic model has removable organs that can be studied and set back into the correct position.
Is it a demonstration of a scientific law or a work of art?
Working model representing the sun, earth, and moon and their relationships.
This magic bird defies gravity before your very eyes!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
Easily assemble a working alarm motion detector!