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Tests show that pre-service teachers have unscientific ideas about "source of stationary current", "The concept of current, energy and potential differences are used one another by mistaken", "current usage" and "sequential reasoning".

This is a perfect resource for students who have trouble writing notes, need to review, or missed class. Teachers could attach a link for a particular lesson to your class website for students to review before class or before a test.

Build your own series and parallel circuits and measure voltages and currents with the brilliant Circuit Builder interactive. Offers voice and text instructions.