Eighth graders explain half life. In this hands on activity, 8th graders use licorice to explain radioactive decay and graph their results.

Young scholars participate in a lab in which they are introduced to carbon-dating. In groups, they use the holes of paper from a hole puncher and determine the rate of retention after shaking coins onto the same area. They record their...

[Free Registration/Login may be required to access all resource tools.] How scientists can use radioactive decay to find the age of certain materials.