Save with this pack of 10 buzzers. 1.5 Volts DC 400Hz. Great for Morse code circuits.
Works on 1.5 V DC (any AA, AA, C or D battery will do.)
Create your own circuits or test batteries and solar cells with this buzzer. Connect it to a battery and a key switch to make your own Morse code circuit.
Learn about detective science through this fun fingerprinting kit!
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
Illuminate both your room and your mind with this ingenious Periodic Table Lamp.
Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
Use this laser pointer for any professional presentation!