Mostly discussion, this lesson explores the importance and methods of hand washing. A few true stories of community illnesses spread by the neglect of washing hands serve as an anticipatory set. The activity is most memorable if you are...

Using photographs and a coral reef identification key, junior marine biologists compare changes in coral cover for a No-Take Area and the surrounding unprotected area. The data that is collected is then analyzed for richness,...

Second graders participate fully in cooperative learning groups, assuming all the different job roles.