The Twist of the Key

Delivery Method: 

We can “read” the child’s intent by looking carefully at small actions. Notice how these girls twist the key once they place it on the keyhole in the doorknob. While they may not have found the key the fits deeper into the keyhole, they still let us know that twisting defines the object as a key, and not simply some random shape that fits into a hole.

Keywords: Ones, Simple Machine, Spatial, Problem Solving
Length of video: 33 seconds