Lesson Plan for Making a Speaker Laboratory
Weather Underground provides local & long range Weather Forecast, weather reports, maps & tropical weather conditions for locations worldwide.
Built in Greece at around 100 BCE, the Antikythera Mechanism is the oldest known scientific computer. It was lost for 2000 years, but recovered from a shipwreck in 1901. In 2010, we built a fully-functional replica out of Lego.