Children present this information as a factual poster showing the main aspects of an orca's life. Technology - Investigate how sound waves travel on the land and under water. Go to this site to see this. Children display the different movements of sound waves in a graphics programme. Read The Little Whale .
Children research ideas about why whales beach themselves.
Go to this site to read a story about the rescue of a pod of whales in New Zealand and this site to read about an Australian rescue. Write a newspaper article about the event. At the end of playtime, use one of the instruments to bring the children back to class. The children who heard the instrument whisper to you where they located the sound, what made it and how far from the source they were when they heard it. Note how many students are correct each time.