Though UV radiation can damage skin, it isn't all bad. The third installment in a six-part series allows the class to study the structure and function of skin. They learn about the different types of skin cancer and the SPF rating...

Here comes the sun! Primary graders engage in activities that teach them how to protect themselves from the effects of UV rays. They learn that each season (fall, winter, spring, and summer) offers its own special challenges so they...

Do we really need sunscreen? What are the risks of tanning? Learners explore these questions through a series of informational texts and engaging, hands-on activities.

Students construct an interactive ozone depletion model using gumdrops and toothpicks. After analyzing the data obtained from the model, they record it on butcher paper and complete worksheets about oxygen.

Students research shelters and places of refuge for animals and humans. In this shelters lesson, students read paragraphs about animal and human shelters. Students complete an activity about beavers and shelters. Students then complete a...