_:nfc7c648d4803444fa66d50700b102fa5xb13
<http://schema.org/reviewBody>
"I used these with 8th graders.  We joined hands in a circle and then had this item at the ends.  Kids were shocked (not physically) at what happened.  We also used it to explain the pathways that electricity takes.  Great tool for learning."
<https://www.teachersource.com/product/energy-tube/>