Using Springs (Raintree Perspectives: Machines Inside Machines)

by WendySadler (Author)

• Used

  Paperback
  2006

  $6.72

  Incredible inventions are based on the most basic principles, and yet the machines featured in this series can extend to extraordinary levels of complexity. Developed to help pupils understand these simple machines, this series provides the perspective needed to build knowledge and understanding of this core part of the Science and Design & Technology curricula.