Physical Description:32 p. : col. ill. ; 28 cm.print
Publisher:North Mankato, Minn: Smart Apple Media, 2008.
General Note: Includes index.
Formatted Contents Note: Changing sounds -- What is sound? -- Sound on the move -- Sound waves -- Loud and quiet sounds -- The ear -- Quiet down -- Pitch of sounds -- Musical sounds -- Beating, scraping and plucking -- Wind instruments -- Speed of sound -- Can you remember the es