Publisher's Synopsis
When the Invisible Inc gang makes computer greeting cards to raise money to invite an author to school, they solve the mystery of the author's real name.
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.
