Exploring Sound: Pitch and Frequency - Why Can't I Hear That?

Simple examples and fun, hands-on experiments are used to demystify sound and explain the concepts of pitch and frequency. Why can’t humans hear a dog whistle? How is pitch vital to music? How do animals use sound to communicate and navigate? The science of sound is made extra simple for young children in this clear and interactive book. It’s a great mix of interesting facts, colour photos and questions for readers to answer themselves. It also includes fun-filled sound experiments which your pupils will love.