Tomi and Marisol are always up for an adventure, which is a good thing when your parents are traveling scholars. And this time, the twins are taking on Mexico! Marisol and Tomas always seem to stumble into some trouble. This time, Aunt Bernadette is coming along to keep an eye on them while their dad researches the Mayan ruins - and she's bringing a whole new set of rules along with her. No junk food. Schoolwork gets done. Yoga in the morning. Groan. The twins aren't sure at first they will survive this trip with their strict, health-food loving aunt. But there's a chance they may not survive it without her. Adventure books with longer, complex sentences, rich vocabulary, and minimal illustrations are perfect for fluent readers. Explores cultures and countries around the world Addresses social issues such as friendships, family, and growing up Extensive back matter and "