You know the song ÒWhere Is Thumbkin?Ó Sing along with new words that explain the eight planets of our solar system.

"Sing along to the tune of "Where is Thumbkin?." Learn about the eight planets in our solar system."

An exciting introduction to the solar system from Chris Ferrie, #1 science book writer for children, and creator of the Baby University series 8 little planets

"Get to explore the solar system one planet at a time, counting down from Mercury to Nepture!"--P. [4] of cover.

Blast off on an exploration of outer space with this colorful solar system book for kids 3-5 Get little astronomers excited about the cosmos—from the bright a