Lever, Screw, and Inclined Plane

The Power of Simple Machines

• Author(s): Gare Thompson,
• Publisher: National Geographic
• Pages: 40
• ISBN_10: 0792259491
  ISBN_13: 9780792259497
  
• Language: en
• Categories: Juvenile Nonfiction / Readers / Chapter Books , Juvenile Nonfiction / Technology / Machinery & Tools , Juvenile Nonfiction / Science & Nature / Physics ,

Description:... How simple machines work and how they help us live our lives.

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