Your geology class practices taking core samples of a potato to examine the stratigraphy. This is a terrific modeling lesson that helps youngsters visualize strata that cannot be seen from the surface of the ground. The directions...

Seventh graders view "Volcano" by National Geographic Video. They experiment with baking soda and study lava flow. They describe volcano and earthquake patterns. They analyze weather and climate changes and how they relate to the natural...

Second graders create stratified soil levels using pictures. In this earth science lesson, 2nd graders identify "artifacts" from 3 historic eras and divide them into 3 soil levels. Then they draw their own multi-level soil profile and...

Students explore the use of stratigraphy to date objects by sorting the material in the wastebasket. They make a list of actual items from the garbage can and their possible uses and categorize the artifacts. T

Students generate a time line, interpreting the ways in which past peoples may have used the artifacts at their disposal. Students also develop a poster showing a theoretical stratigraphic deposit, and then analyze the cultural materials...