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
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,
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 gr
