This fully assembled Arduino shield can drive relays, solenoids, DC and stepper motors.
A massive mounted set of 100 rocks and minerals found in the US,
This smaller transportable Van de Graaff Generator will easily fit in any classroom!
Illuminate both your room and your mind with this ingenious Periodic Table Lamp.
Watch this laser pointer emit a cool purple beam!
Build a tumbling robot that gets up right after it has fallen down, without any outside help!
Cool new Pi tee featuring ultra soft and light blue 100% cotton shirt.