Regions
A teeter totter is a dandle, or dandle board in Narragansett Bay. It is a teedle board in northeast Massachusetts. Southeastern New Englanders call it a tilt or tilting board. Teeter totter is used throughout the northern inland states westward to the coast. The most common name for a teeter totter is seesaw, which is used in most other areas.
Linguistics
The names teeter totter and seesaw come from a linguistic process called reduplication. This is commonly used for items with repeated action. Teeter comes from the action of being on the brink, teetering.
Ride
Teeter totters are the oldest ride for children. The equipment was very easy to make out of logs.
Machine
A seesaw is a simple machine; a first-class lever. It is made from a plank placed on a fulcrum or pivot point. It is a child's outdoor plaything.
Acrobats
A teeter board is an acrobat's device. It is used in balancing acts to propel partners to other areas of the stage.