How did scientists discover what lies beneath the earth's surface? Dig a hole? X-ray vision? Guide your class through the types of seismic waves and how these waves helped shed light on Earth's many layers. The included resources provide...

Turn young mathematicians into landscape architects with this four-lesson series on area and perimeter. Beginning with a basic introduction to calculating perimeter and area using non-standard units of measurement, this...

Did you know that mastaba means bench in Arabic? Learn why a mastaba was so important to ancient Egyptian architecture. Middle and high schoolers alike stay entertained while reading a passage that describes the virtual tour of...