Echo's third grade class visit the Titanic and figure out a way of including their new classmate, Anita, who is confined to a wheeled chair.

Misty and five fellow mermaids, on a quest to retrieve six magic crystals that will protect the Coral Kingdom for the next year, face a storm sent by the evil Mantora and are driven off-course to the Kelp Forest, where they find a different kind of trouble.

Holly must solve the puzzle of an old legend if she and the other mermaids are to stop the toxic waste leaking from a wrecked ship, threatening a family of turtles living nearby, and get back to their vital mission for Queen Neptuna.

Half unicorn, half mermaid Sirena is excited to start Mermicorn Magic Academy, but she soon realizes that magic is much harder than she imagined.

When hard truths come out after a tragedy, ten-year-old mermaid Sofía must learn how to forgive herself and others.

Vera the mermaid and her half-octopus friend Beaker go on playful adventures in the underwater town of Tidal Grove.

"Shelly Siren and her friends visit King Neptune's royal castle and attend their first ball in this Mermaid Tales adventure"--

"Of all the creatures in the ocean, sea horses are Echo Reef's favorite. They're sweet and gentle and they glide through the water so gracefully. When Echo discovers that Rocky Ridge, one of her Trident Academy classmates, has his own pet sea horse, she wants one right away. Not everyone agrees sea horses should be pets, however perhaps they are happiest when swimming freely. But Echo thinks that if Rocky can make a sea horse happy, she can too! Can't...

"The purrmaids' homework assignment is to find something special to bring to class. Will they be brave enough to swim far away from Kittentail Cove and explore Tortoiseshell Reef to find the perfect thing? Or will they be scaredy cats?"--

Mermicorns Serena and Lily try to use simple invisibility magic while doing a school project about magical mistakes, and learn a powerful lesson about using magic responsibly.