Childrens book based on characters on the Great Barrier Reef

Join these three lovable characters from the Great Barrier Reef,
as they take you on an adventure around Reef School.
Casey and Shelley, the brave brother and sister duo, team up against
the school bully.
Wally is the bad boy of Reef School, who steals Casey’s lunchbox
and hides it in the school yard. The two brave turtles must search
the school yard to find the missing lunchbox before the school bell
rings.

Will they find it in time?
Who will they meet along the way?

This wonderful children's picture book is based on endangered marine life, a Naploean Maori
wrasse and two Green turtles, from the Great Barrier Reef in Australia. The book is based around bullying and uses real underwater photography to depict the storyline.