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An inclined plane is a sloped surface like this illustration. Wedges are made up of inclined planes that make our work much easier.
The sun was out. The classroom was getting warmer and warmer. Wonder Wedge looked around and saw his friends
How many wedges can you nd on this page?
A knife, a nail, a doorstop, a pushpin, and even a screw are types of wedges.
sweltering. One at a time, the kids got up and tried to open the door. But, each time the door slammed shut. How could they keep the door open? Wonder Wedge came to the rescue! He showed the kids two pieces of wood. Which one would work best to keep the door open?
They help us do many different things. Look at these pictures and circle all of the wedges the children are using. Standards Link: Physical Science: Students recognize simple machines and how they work.
“The wedge is best!” says Wonder Wedge. A wedge is made out of one or more inclined planes. It helps us do many different things.
Standards Link: Physical Science: Students understand simple machines and how they work.
Draw a line to match the tools that work together. Standards Link: Reading Comprehension: Follow simple written directions.
© Vicki Whiting February 2026
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