The Dance Problem - Peg's Room / Radio City Music Hall. Peg and Cat can dance with their idol Misty Copeland, if Cat can overcome one big obstacle: his tail. Primary Content: Size, shape, color Secondary Content: Ordinal numbers. Follow the Bouncing Ball - Peg's Room / Peg's Neighborhood / Flying Saucer / Sky / The Pirate's Ship / Whale's Belly / Farm. Cat chases his favorite ball as it bounces through 10 different worlds to 10 different beats. Primary Content: Musical patterns Secondary Content: Counting to 10.