The Baby Problem - Peg's Room. Babysitters Peg and Cat rescue the precocious Baby Fox from the top of his elaborate block tower. Primary Content: Solid shapes; Secondary Content: Diagrams. The Sparkling Sphere Problem - Magical Forest. Knights of the Round Table Peg and Cat search for the Wizard Ramone, who has floated away in a sparkling sphere. Primary Content: Rectangular prism and rhombus; Secondary Content: Counting by twos.