Sound (Focus on)

by Barbara Taylor (Author)

• Used

  Hardcover
  1992

  $9.94

• Used

  Paperback
  1999

  $3.42

  Through simple, practical experiments, the books in this series introduce children aged 8+ to basic scientific principles. Encouraging readers to have fun, the books contain investigations to carry out at home or in the classroom.'

• Used

  Hardcover
  1995

  $4.41