You don't have to travel far to learn about rocks, just step outside, pick up a stone, and begin investigating. After taking a class walk around the school grounds collecting rocks, young scientists practice their skills of observation...

Apply the principles of geology to a series of collaborative, hands-on class activities. Young earth scientists learn more about igneous, metamorphic, and sedentary rocks before classifying and weathering rocks that they find....

What's the difference between a rock and a mineral? And what properties are used to identify minerals? The first installment of a five-part series on earth materials and processes prompts young scientists to identify a set of...

How does one go about finding fossils? Find out with an informative webpage that looks at the digging process, showcases rocks and common fossils, helpful tips, and a list of archeological do's and don'ts. 

Rocks hold evidence of Earth's past. A three-step guide describes the process of creating a rock collection. It provides a data collection sheet to make notes about each sample.

The road to a better understanding of engineering lies with bridges and tunnels. A set of four engaging activities teaches learners about engineering concepts related to construction projects. They perform an experiment to find the...

Ready to roll up those sleeves and get your hands dirty? Dirty with soil science content, that is! Overcome those "But it's just dirt" objections with a trip outside to collect soil samples for some in-class analysis. Use the...

Geology rocks — literally! A geology chapter offers eleven activities at four different levels. Scholars enjoy completing hands-on experiments before applying critical thinking skills following a share, process, generalize, apply,...