McCormick is a fictional character portrayed by Chris Demetral in the TV series The Wonder Years.
In the first episode they appeared in, titled Math Class Squared (season 3), they were 13 years old.
They appear in 1 episodes out of a total of 115 aired
Episodes1
Math Class Squared
episode S3.E9 december 1989While still having problem in his math class, Kevin makes the decision that the only way to get good grades is to cheat.