Save with this pack of 10 buzzers. 9 Volts DC 400Hz. Great for Morse code circuits.
Works on 3 V DC (any 9V 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.
The cards show the name of the element, the atomic number, group, natural state and common usages!
This plant and animal cell model activity set is a must-have resource for the science classroom!
View the glory of space with this hi-tech telescope set!
Build your very own smart robot!
This smaller transportable Van de Graaff Generator will easily fit in any classroom!
Use this awesome prism to teach about optics and light in the classroom setting!