Miguel

Miguel is one of the main characters in the Mystery at the Maya Ruins. When he and his sister Eva meet Christina and Grant, they all get involved in a great big mystery. They end up finding jade stones and clues with Mayan numbers on them, which Grant puts into real numbers. When the big whale shark Oliver gets kidnapped and held in exchange for the jade stones, Miguel and his friends give him fake stones and the bad guy gets arrested for messing with official scientific devices and fish-napping.