A seesaw is a long board that is balanced in the middle. Children sit on each end and go up and down.
Seesaws are often seen on playgrounds and are associated with fun and play.
Examples:
The seesaw goes up and down.
I like to play on the seesaw.
The seesaw is in the park.
The seesaw is like a swing, but different.
The seesaw is the best part of the playground.
I want to play on the seesaw with my friend.