A read-aloud anthology focuses on Earth's history. Over three weeks, young scholars listen to and discuss stories about the layers of the Earth, minerals, fossils, different kinds of rocks, and dinosaurs. After the lesson's text, each...

Time to rock and roll! Young scientists test their knowledge about rocks found on Earth and what they tell scientists. A 10-question quiz focuses on the different types of rocks, how they are formed, and what they are made of.

It is colorless and scentless, but it makes a large impact on the environment. Learners explore carbon dioxide emissions and what they mean for the environment using an interactive graph. They review changes over time and how they impact...