Offers a brief and clear introduction to simple machines: what they are, their parts and what they can be made of, how they work and how we use them to apply the forces of pushes and pulls to move, lift, make or break th...Offers a brief and clear introduction to simple machines: what they are, their parts and what they can be made of, how they work and how we use them to apply the forces of pushes and pulls to move, lift, make or break things.
Related Tags
#childrens
Share
Be the first to add this book to your shelf
Find a copy of Wheels (Very Useful Machines) (Very Usef
Search Amazon for new, used, or digital editions.