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 the technology of sending data over wires.
Activities culminate with
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.