Students identify the different parts of a wave. In this physics lesson, students explain how animals communicate using sound waves. They discuss the effect of Navy's sonar on dolphins and whales.

Students create a book about bats. They write a letter to a scientist containing questions about bats. They compare the socialization of bats to humans; compare the needs of bats to humans and other animals.

Students watch a video about bats and compare and contrast them to birds. They identify the specific characteristics that identify bats as mammals and what makes them unique from other mammals.

Students model how the bones in a bat wing are organized. They develop questions about bat body parts based on photographs. They hypothesize how bats locate their food.