This math-based learning title for Ages 3 to 6 featuring Sesame Street characters. Sesame Street 1 2 3 includes a compilation of 2 previously released games: 1. Astro-Grover: Children play with Grover and the Zips from planet Zap by counting, adding, and subtracting Zips to help improve basic math skills. 2. Ernie's Magic Shapes: Children work with Ernie to practice matching shapes and colors in the problems he presents to them.