Scale errors refer to a hilarious phenomenon in developmental psychology where young children make errors in judging the relationship between the size of an object and the size of their own body. What this looks like is a child seriously trying to sit in a doll house chair, trying to get inside of like a hot wheels car, and trying to put doll shoes on their own feet.

Psych PhD Chris Cole and cohost Joseph Tajaran discuss how scale errors were discovered and what is going on in a child’s mind when they commit these errors.

Check out the video version of this episode on YouTube.