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The Power of Electricity
Even though your students use electricity every day and would not want to be without it for a single day, they probably haven’t yet given much thought to its importance as an energy source. According...
View ArticleCan You Turn the Broken Solar Lights Back On?
Recently, a reader asked for ideas on teaching about solar-powered lights. She wrote: I would like to find an activity that utilizes the solar panels from garden solar lights. I know that I could...
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Polar Bears and PCs: Technology’s Unintended Consequences
How Does an iPod Affect a Polar Bear? Photo courtesy of Amanda Graham (Yukon White Light) via Flickr. When we talk about the problems of global climate change, we tend to focus on cars and coal-burning...
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