Trudi Trueit

An explosive revelation and a familiar face in the sixth book in this adventure-packed series. Still reeling from the life-changing discovery he found buried in the mysterious archive, Cruz Coronado grapples with an important secret as the gang heads to China in search of the second-to-last piece of the cipher. Under the watchful eye of a new adviser, life on the ship returns to almost normal...Almost. Just as things seem to be going smoothly, a familiar...

It's an adventure of a lifetime when Cruz Coronado sets sail for the shores of Iceland and Norway aboard the Explorer Academy ship to continue his studies at sea. But, things take a turn while exploring the icy north, when he embarks on a dangerous mission to uncover the first piece of an important puzzle his mother left behind.
In the exciting follow-up to The Nebula Secret in the 7-book Explorer Academy series, Cruz, Sailor, and...

Adventure, danger, and a thrilling global mission await 12-year-old Cruz Coronado as he joins an elite school for explorers.
Cruz leaves his tranquil home in Hawaii to join 23 talented kids from around the globe to train at the Explorer Academy with the world's leading scientists to become the next generation of great explorers. But for Cruz, there's more at stake. No sooner has he arrived at the Academy than he discovers that his family...

On an island nation in the Indian Ocean, the explorers venture through a vast underwater world and take part in a friendly robotics competition. But the tides of good fortune change quickly. Suddenly, Team Cousteau jumps into action to rescue a faculty member from the brink of death. Meanwhile, the team follows the Cruz's mother's clues to a magnificent tomb and center of spirituality precariously perched on the side of a cliff. There, Cruz is confronted...

Adventure, danger, and a thrilling global mission await 12-year-old Cruz Coronado as he joins an elite school for explorers. Cruz leaves his tranquil home in Hawaii to join 23 talented kids from around the globe to train at the Explorer Academy with the world's leading scientists to become the next generation of great explorers. But for Cruz, there's more at stake. No sooner has he arrived at the Academy than he discovers that his family has a mysterious...

Introduces volcanic eruptions, describing their causes, where they occur most often, how scientists use spectrometers, tiltmeters, and GPS receivers to predict these eruptions, and includes a safety checklist.

Examines how scientists study avalanches. With colorful spreads featuring fun facts, sidebars, a disaster preparedness checklist, and a "How It Works" feature, this book provides an exciting look at the science of disaster detection.

"The mystery deepens and the action intensifies for 12-year-old Cruz Coronado and friends in the exciting third book in the Explorer Academy series. The adventure continues for Cruz, Emmett, Sailor, and Bryndis as they continue their studies at sea and travel to exotic locations around the world. A mysterious person alerts Cruz to impending danger while he and a few trusted pals explore ancient ruins in Petra, Jordan, and search for another piece...

"The dense, steamy rainforests of northern Borneo are some of the oldest and most magical in the world. Under the shade of the towering tree canopies, majestic elephants and orangutans roam. However, Cruz Coronado is more focused on a tiny leech with a surprisingly painful, slow-healing bite. As he inches closer and closer, he wonders if what he discovered at the top secret Archive is true ... In this sixth installment in the Explorer Academy series,...