This MuscleWire® demo spring consists of a small shape-memory alloy actuator wire (SMA wire) wound into a coil. The coil allows you to show how SMA wires work--the coil is very bendable at cooler temperatures, but returns to its original shape when it is warmed up. The coil comes with an info card explaining how to use it.
Learn about hydrogen fuel cells with this incredible kit!
Illuminate both your room and your mind with this ingenious Periodic Table Lamp.
Heavy-duty microscope for high-school and college biology labs. Magnification of up to 1000X.
This high precision gyroscope will amaze you with rotational speed and ease of precision.
Exciting magnet exploration for ages 8 and up!
This quality Dobsonian style telescope features a 76 mm aperture reflector optical tube.