Curated OER
A Collection of Lights
The purpose of the slide show is to help learners understand that there are different types of lights, that they have an on/off switch, and that they can be made out of a variety of materials. There are quite a few nice pictures of lamps...
Curated OER
Electricity
Twenty-one slides cover all aspects of electricity; from electric charge, to protons, lightning, currents, the calculations for wire resistance, circuits, household devices, and fluorescence. The amount of detail and the range of...