Publisher's Synopsis
When Marco is hit by a bat while playing baseball, he begins to hear a voice that identifies itself as Keith, a resident of Marco's basement, who turns out to be a slimy monster.
About the Publisher
Scholastic is an award-winning publisher of original children's books. Scholastic publishes more than 600 new hardcover, paperback, and novelty books each year. The list includes the phenomenally successful publishing properties Harry Potter, and Captain Underpants, the beloved series Clifford The Big Red Dog, Goosebumps, The 39 Clues, I Spy, Bone, The Magic School Bus, Fly Guy, Geronimo Stilton, and The Hunger Games trilogy.
