When her class at Trident Academy visits a pod of whales, Kiki Coral must overcome her fears with the help of her friends.

When Echo injures her tail, she can|t compete in the Poseidon Tail Flippers team competition. Will Echo find a way to help her team win from the sidelines?

Kiki and her friends learn about coding as they compete to be the escort for young narwhal who will visit Trident Academy with her famous parents. Includes glossary, key to the codes used, and information about safeguarding narwhals' habitats.

"Kiki Coral has an amazing gift: she can see the future. She doesn't have visions very often, but they are always surprising! When Kiki sees a vision of her classmate Rocky Ridge coming face-to-frightening-face with a gigantic leatherback turtle, she is frightened to the tip of her shiny purple tail. Can Kiki save Rocky from his dangerous fate? What if no one in Trident Academy believes her scary prediction?"--Jkt. flap.

A shark has been spotted in Trident City! Pearl Swamp is so scared, she needs a shark Guard to escort her to and from school. She doesn't trust anyone who likes these terrifying creatures, especially Kiki Coral, who isn't nearly as frightened as Pearl. And to make matters worse, Pearl accuses Kiki of stealing her precious pearl necklace! Will the sharks destroy the peace of their sparking city? Or will the mergirls have to swim in dangerous deep-sea...