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Students respond to a guest essay about the many roles books play in our lives. By The Learning Network Hear from journalists who are covering how this technology is changing life in and out of school ...

Have you ever gone to pick out new paint colors and ended up with a handful of paint chips or paint samples? You can normally get these for free, and even the stores that do charge for them don’t ...

The Joule Thief Circuit is a simple and clever electronic design that can power an LED using a nearly dead battery.