After Zack opens his medicine cabinet one morning and sees a boy who could be his double staring back at him, he enters a parallel universe.

Zack feels that a supernatural force is at work in his apartment when he encounters floating television sets, pancakes that flip by themselves, a

In this time-travel story, Zack, a fifth-grader, meets his future son. When Zack goes to a store to buy a baseball card, he finds himself face-to

A strange trip through a metal detector causes Zack's eighty-eight year old Grandma Leah to get younger and younger.

Late one night when ten-year-old Zack hears strains of "Heartbreak Hotel" coming from the refrigerator, he discovers the possibility that Elvis l

Zack starts turning into a cat when the spirit of an ancient Egyptian cat goddess is accidentally transferred into his body during a class field