“Peg + Cat,” pronounced “Peg Plus Cat,” a new, math-themed cartoon, will be added Monday to PBS Kids, the preschool lineup that already includes “The Cat in the Hat Knows a Lot About That” and ...

Peg and Cat have to get 100 chickens back in the coop before the farmer sees. Primary Learning Goal: Size correspondence. Secondary Learning Goal: The number 100. Peg, Cat and Richard must get the 100 ...