Bats in the graveyard

The second book in Sharon Jennings' Bats series. Sam and Simon (the Bat Gang) have to look after Simon's little sister on Halloween night. Soon the Bats end up in the graveyard - chased by a ghoul, crying for help. And then it all gets worse! HIP Junior novels have been created for students in grades 4-6 who read at a grade-2 to grade-3 level. Characters are young adolescents; plots involve high action but no real violence; themes are appropriate to middle school and senior elementary grades. Reading Level: grade 2.4; Lexile 370 L; Interest Level: Grades 3-6+