ELECTRIC CIRCUIT BUZZER












This electric circuit buzz box is to be used by children to find out what materials are electrical conductors. (You supply the battery - AA size).

Find a dozen different objects and simply touch the wires on the material and if the sounder buzzes you have found an electrical conductor, if not it is an electrical insulator. Write your findings on a table.

Linked to electricity, materials topics (materials that are conductors or insulators)

                     

                        Not to be used with any mains electricity

                                  PS8 - £10 Includes postage






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