When the islanders notice that the porpoises are getting sick, Professor immediately calls in the Science Squad! Can Jada, Kate, Cam, and Reggie use their scientific and observation skills to find out what ... or who ... is making the porpoises unwell? Part of the Bug Club reading series used in over 3500 schools Helps your child develop reading fluency and confidence Suitable for children age 8-9 (Year 4) Book band: Grey A Phonics phase: n/a