The Big Dig Problem Peg's Yard - The Pirates are digging up Peg's neighborhood, all because of a treasure map that has a strange purple splotch. Primary Content: Fractions - measurement, interpreting maps Secondary Content: Counting by 5s to 20. The Crayon Problem - Graph Paper Background. When Peg and Cat find themselves without a background, they take out crayons and create their own world. Primary Content: 2D shape attributes Secondary Content: Counting on by twos.