Learn about the complex mechanics that come into the creation of Simple machines.
This educational book is ideal for third graders..
There will be detailed explanation of how each of these Machines are created, and used to make work easier.
Discussed in the pAges of this book are the six types of Simple Machines - screw, inclined plane, wedge, pulley, lever, wheel and axle.
Learn about the complex mechanics that come into the creation of Simple machines