Curated OER
How Old Is Illinois?
High schoolers use fossils found in rocks to determine the age of the strata between Rock Island and Chicago. Pupils pretend they are geologists. They must determine the age of all rock layers between the Mississippi River and Lake...
Curated OER
A Different Kind of Rock Star
Students examine the mysteries of Mars. For this scientific comprehension lesson, students read a USA Today article and discuss questions about Mars. To conclude the lesson, students engage in a Rorshach inspired experiment.