Below are the available bulk discount rates for each individual item when you purchase a certain amount
Build Your Own® Telegraph System!
Wind coil, connect wires and learn to operate and communicate with this system. Have your students take an interdisciplinary journey into the world of telecommunications.
Your students will discover the history of the telegraph, the science of magnetism and electrical circuits as well as the technology of sending data over wires.
Activities culminate with the construction of a working telegraph sender and receiver.
Included in the kit are materials and instructions for experiments: magnetize a nail using a rare earth magnet, build an electromagnet, levitate ceramic magnets, and investigate circuits. Batteries are included.
Bulk Pack available, see below.