This fully assembled Arduino shield makes a great input/output board with 6 relay outputs, 6 analog and 6 digital inputs.
(*) It is required to power the Arduino UNO (not supplied) with a 12V DC 500mA power supply (not supplied)
This shield will not work with the Arduino Yún.
Build your own 10 inch kaleidoscope with this great kit!
Provides the power to execute all the basic electrostatic demonstrations on an energetic and dramatic scale with up to 350,000 volts!
Heavy-duty microscope for high-school and college biology labs. Magnification of up to 1000X.
An unconventional ball-tossing, head-catching challenge for 2 players or teams!
This SUPER Erector Construction set is one of the best you'll find anywhere!
A combination of three of our great discovery toys, all in one package!