American Educational 7 Piece Acrylic Lens and Prism Set The Breaker Sniff-it remote does

The Breaker Sniff-it remote does not require a battery and is powered by the outlet

Endothermic

precision machining and scientific proportioning

5" x 11" with rounded corners and can be re-used if written on with most dry erase markers and wiped clean

and logic probe with pulse capture for circuit experimentation

American Educational 7 Piece Acrylic Lens and Prism Set The Breaker Sniff-it remote doesSet of seven lenses and prisms for demonstrating optical principles and effects for students Includes double concave, double convex, trapezoidal, plano convex, and various triangular shaped lenses Made of acrylic for optical clarity The American Educational 7 Piece Acrylic Lens and Prism Set has lenses of different shapes for demonstrating optical principles and effects for students. The set includes double concave, double convex, trapezoidal, plano