"When a famous forensic scientist turns up dead and Ruby's father becomes the prime suspect, Ruby must marshal everyone she can to help solve the mystery and prove her father didn't poison his boss"-- Interest Level: 5-8 Reading Level: 5.1 ATOS Book Level: 4.5 AR Interest Level: MG AR Points: 6 AR Quiz: 153396EN Reading Counts Level: 4.4 Reading Counts Points: 11 Lexile Measure: 610 Lexile Code: HL (High-Low).