"The Mystery of Lyle and Louise"

Demonstrates the relationship between mass and volume.

Explore beautiful 3-D patterns created by a magnetic field mess free.

The Optical Voice Link Kit is the ideal introduction for those students first learning about the marvels, mysteries and science of light transmission through optical fiber.
Students will be fascinated by hearing their own voices, after it has been converted into light and then coupled into, through and out of an optical fiber. This kit is suitable for science projects, home projects, short audio fiber optic curriculums for schools, and inexpensive classroom demonstrations.
No prior fiber optics experience, special tools or training are needed for students to be able to build, use and enjoy the multiple applications of this kit.

The properties of radioactivity and the concept of half-life determination can be difficult subjects for students to fully understand.

Demonstrates operation of motors and generators.

Students use the St. Louis Demo Motor to research fundamental principles of electric motors and generators.

This is a classic example of thermodynamics in action.

Barbed Tees enhance your ability to design and build hydraulic or pneumatic systems.

Demonstrate the relationship between magnetic field and current.

Demonstrate the transfer of mechanical energy into electrical energy with a simple motion of your hand.