While investigating a strange green glow from a house on a hill, adventurous Jane and her cautious brother Pablo are zapped into the "Monster Dimension" by an evil cat named Dr. Felinibus. To get home, they must team up with Dr. Jules (a scientist trapped in a rat's body) and search for missing parts of a broken hot air time machine across twisted, monster-filled versions of London, Transylvania, and Hawaii. Reading Level: 5.8 Lexile Measure: 600.