Mystery at the Aquarium: A Lights-out Mystery at the Aquarium!

Dive into an OceanX Adventure! Junior journalist Marena Melendez and her BFF Aisha use critical thinking, curiosity, and serious science to get to the bottom of strange goings on at the aquarium and beyond!

I felt the goose bumps rise on my arms. Could I really be seeing this? I didn't know whether to run and hide...or stay to say hello.

What's causing a mysterious power outage at the local aquarium? Best friends, and curious 5th grade conservationists, Marena and Aisha, have an exciting theory. Following the advice of their OceanX mentor, they search for real scientific evidence, and embark on a fact-finding mission that leads to some creepy sleuthing. Are they on the verge of an out-of-this world discovery? Or did their imaginations go entirely too far?

This page-turning adventure combines the scientific discoveries of the world-renowned OceanX project with an intrepid new heroine who learns the power of speaking up, asking questions, and learning from mistakes.

MEET THE OCEAN EXPLORERS: 5th grade junior journalist Marena, her BFF Aisha, and Marena's teenage brother Lucas use critical thinking and sound science to solve mysteries at the aquarium and beyond.

MENTORED BY OCEANX: Maena and Aisha are mentored by Dr. Diaz, who is inspired by the real-life scientists of the world-renowned OceanX project.

REAL SCIENCE: Each mystery is based on actual oceanic science research and facts, and is filled with fascinating information about the ocean world.

MIDDLE GRADE MILESTONES: Once proud of her curiosity and endless questions, 11-year-old Marena is starting to feel self-conscious about calling attention to herself. With the encouragement of her teacher and mentor, she learns to embrace the qualities that make her special.

COLLECT THE SERIES: Deep-Sea Danger also available!