Explorer Academy 7: The Forbidden Island

As the young explorers tackle their final missions of the school year in Antarctica and South America, an old foe surfaces to stop Cruz from finding the eighth and last piece of his mother's formula. Will Cruz come so close only to fail now? More shocking revelations await Cruz when the explorer spy is, at last, unmasked and a trusted friend commits the ultimate betrayal. In one final showdown with his biggest nemesis, Cruz must decide if fulfilling his mom's last wish is worth risking everything, even the lives of those he loves. Don't miss the exciting conclusion to Cruz's adventures at Explorer Academy!