Thurstone Mental Rotation Task

Show child a rectangle and a square. Say, “This is a square. See how all four of the sides are the same length? This side here is the same side as all of the others. This (point to rectangle) is not a square. It is a rectangle, because not all of the sides are equal in length.”

Test Location:

•  Rotation Task Form A

• Rotation Task Form B

• Rotation Task Form AB

• Rotation Task Form BA

• Square and Rectangle

• Instructions

• Administration of test