Tilly and Greta, pet hamsters, are worried. Girl can't find her mitten! Not wanting Girl to get sick, the two sisters set out to find the mitten. But getting out of their cage is the least of their concerns. They've never been off Girl's dresser by themselves. Who knows what dangers lurk below! | The Mystery of the Red Mitten by Susan York Meyers, Hardcover | Indigo Chapters