Students use water and rubbing alcohol to explain how sweat cools mammals' bodies. They write their findings in a journal. After a lecture/demo, students perform a simple experiment that demonstrates this phenomenae.

The topic is protecting our own protective covering: the skin. In particular, the information deals with sweating as a means of temperature regulation and the need to wear clothing appropriate for allowing the process to occur. Learners...

Practice comparing and contrasting details in informational text with a reading passage about whales. It explains the ways that fish and whales are similar, as well as the ways they are different, and specific characteristics of various...