Book 1

The Baby-Sitter

by R L Stine

Published 1 January 1900
From the minute that Jenny accepts the Hagen baby-sitting job, she knows she has made a terrible mistake. First there is the dark and gloomy Hagen house, filling her with dread and horror. Then the crank phone calls start. When she finds a threatening note in her bag, she realizes that this isn't a harmless game.

Book 2

The Babysitter II

by R L Stine

Published 1 July 1991

Book 3

The Baby-Sitter III

by R L Stine

Published 1 June 1993

Book 4

The Babysitter 04

by R L Stine

Published 1 June 1995
Jenny's sworn never to baby-sit again, but when her neighbour hasa crisis and asks her to look after her kids, Jenny caves in. Butthere's something spooky about one of the twins, and before long Jenny's being terrified out of her wits-she can't believe it's happening