Revision information on sounds - including sounds are vibrations, pitch and loudness. Includes an interactive activity and a quiz.
Great resource about how we hear, different sound ranges that other animals can hear and how sound travels. Children can see the pattern sound waves make and compare higher pitch and lower pitch sounds.
Interactive tutorial on sound, very visual, quite lengthy but lots of learning.
Information and a wroksheet on changing sounds.
Some info to read and a 'try at home' task
Amn interactive activity to help children learn about changing sounds.