by Christi Robertson (Author), Jessica Ferguson (Illustrator)
When Matthew goes on a family vacation the unexpected happens. There is more waiting for him at Grandma's house than just a few presents under the tree. He only needs his annoying sister to give him a big enough push to discover it! What secrets do the black cat and the bald man have? And will Matthew ever find his way back to Grandma's living room? Leap in and discover the mystery of The Black Hole!
