Curated OER
Batteries
What are batteries? That is the question to be answered by this slide show. Battery facts, types, and uses are covered, but not in detail. The presentation concludes with a fill-in-the-blank paragraph about the flashlight, also known in...
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...