TEACHER FAVORITE
Castle Kit
Each CASTLE Kit includes all the materials needed (except for three D batteries) for two students to work through a complete introduction to basic electricity.
Capacitors
One of the key features of the C.A.S.T.L.E. approach is the use of a 25,000 μF capacitor in some circuits as a way of reinforcing the analogy of electricity as a fluid.
U.S. Educator Price
$85

Leads students from initial naive ideas to an increasingly expert understanding of electrical phenomena. Kit for two students.

What's Included

See the Product Description for this item's included accessories.

What to Consider

See the Buying Guide for this item's required, recommended, and additional accessories.