Young scholars identify and analyze how the geologic time scale was developed by investigating 11 periods of time and the vast expanse of time of the Earth's existence. They study their period, determine the important factors indicative...

Here are some outstanding lessons on the geology and history of the Great Lakes. These lessons are divided into Grade 4 -6, and Grade 7 - 8 activities. The activities all use the background information, maps, graphs, data, and Great...

Students investigate the lives of trees by examining ring cycles.  In this plant life lesson, students identify the field of study known as dendrochronology and discover its history.  Students investigate a simulated tree ring...

In this scientific method worksheet, learners read and discuss a 2 page article on the scientific method, match 3 founders of the scientific method with what they found or produced, answer 4 statements as true or false, list 3 crucial...

Ninth graders operate a model to observe the type of motion that occurs at a fault during an earthquake. They explore the effects of several variables. Students measure movement, calculate averages and plot and graph information.