In this driving directions worksheet, 5th graders interpret a driving route from Yosemite National Park to Mount Saint Helens National Monument. Students answer five math word problems associated with the route.

Students discover how to "read" tree rings to determine the date of a volcanic eruption and the effects an eruption has on plant growth. After a lecture/demo, students utilize a worksheet imbedded in this plan to date an eruption.

In this craters activity, students solve 3 problems including converting units of Joules into a number equivalent to a one-megaton nuclear bomb, finding the diameters of craters in a given picture and determining the energy needed to...