Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
4.8
Points
3.0
Fiction/Nonfiction
Fiction
Word Count
18121
Points per Word
0.000166
Description
Cass and her best friends are the Bubble Street Gang! They investigate crimes, solve mysteries and have adventures. Cass has a particular mystery to solve. Who is the invisible boy? And why can't anyone see him? Book #2