Coral, Shelly, and Angel are best friends. They love exploring their home in Kittentail Cove. On the first day of sea school, their teacher asks everyone to bring in something special to share with the class. Shelly and Angel can't wait to visit Tortoiseshell Reef to find an extra-special treasure. But the reef is all the way on the edge of the cove and Coral is scared to swim that far away from home....

Coral, Shelly, and Angel are best friends, and school is always paw-some as long as they have each other So when their teacher assigns an art project, the girls can't wait to get up to their whiskers in paint and glitter But three other students--the Catfish Club--are trying to ruin the fun. They're three tough kittens who think they're the best at everything. Will Angel and her friends dive...