When best friends, Cleo, Emma and Rikki find themselves accidentally stranded on a mysterious island something very strange happens. While swimming through an eerie underwater channel, the moon has a magical effect on the water changing the three girls forever. One by one the three friends discover that when they come into contact with water they grow a fishtail and become mermaids! Cleo, Emma and Rikki just want to be normal teenage girls and live normal lives, but as they start to come to terms with their new tails, not to mention their magical powers over H20, they begin to realise that they may never be normal again!

 

This book features in the following series: H2O Just Add Water, H2O-Just Add Water .

There are 128 pages in this book. This book was published 2009 by Simon & Schuster .

SpongeBob creator, Stephen Hillenburg, taught marine biology at the Orange County Marine Institute, California, before he pursued a career in experimental animation and came up with the ideas and characters for one of Nickelodeon's most popular cartoons.