Alligator Clips

Depending on your age, background, and political affiliation (or lack thereof), you may also know these as test leads, test cables, insulated grips, or roach clips. Regardless, they conduct electricity, have a cool, alligator-head shaped clamp at each end, and make connecting components in a circuit very quick and convenient.

LL Demos & Labs:  Adaptable Electron, Electrical Conductivity Tester,  Wrapping Up Electromagnets