Keir Graff is the author of funny and fantastical middle-grade adventure novels, including The Phantom Tower (a Chicago Tribune Best Children's Book of the Year) and The Matchstick Castle (an official Illinois Reads selection). He also writes books for grown-ups--some of them under made-up names! A longtime resident of Chicago, he lives near the shore of Lake Michigan with his wife, Marya, their sons, Felix and Cosmo, and their cats, Toothless and Totoro.
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Twin brothers discover their new home is also a portal--for an hour a day--to a parallel dimension in this spine-chilling middle-grade adventure, perfect for fans of The Mysterious Benedict Society Twelve-year-old twins Colm and Mal might look identic... SEE MORE