With some simple metal samples and common household liquids, teachers can build wet cell batteries and use them to teach students about batteries and how they work. In this article, the author offers information that is derived from some simple experiments he conducted in his basement workshop and can easily be applied in the classroom or lab. He…

Using two cardboard boxes, a light bulb socket, light bulbs of varying wattage, a thermometer, and some insulation, students can learn some interesting lessons about how heat loss occurs in homes. This article describes practical experiments that work well on units related to energy, sustainable energy, renewables, engineering, and construction.…