Loud or Soft? High or Low?: A Look at Sound
(Reklamlänk)
Fireworks crackle and boom in the sky. Your friend laughs at a joke. Sounds are all around you. But what exactly is sound? And how does sound reach your ears? Read this book to find out!
(Reklamlänk)
Fireworks crackle and boom in the sky. Your friend laughs at a joke. Sounds are all around you. But what exactly is sound? And how does sound reach your ears? Read this book to find out!
