Trevor, Nick and Robyn are ready to solve another mystery. When bobsledder Josh Gantz is accused of deliberately injuring a fellow competitor, he runs the risk of being thrown out of the sport -- right before the World Cup. Courtney Gantz asks Trevor, Nick and Robyn to help clear her brother's name. Can they find out who framed Josh? What is the meaning of the strange coded messages they keep finding around Olympic Park? Who eats orange bananas, anyway? The kids must unearth the clues in a race against time, before Josh's championship dreams end up on ice.
It's hard enough for Eve to adjust to a new high school without the extra weight she's gained over the summer. Her best friend is ashamed to hang out with her, and she's become the focus of a schoolmate's cruelty. Determined not to be "that pathetic fat girl" at school, Eve struggles with a diet and forces herself to join a mentoring program. The diet only makes her food obsessed, and she feels she is failing as a mentor. How can a lonely fat girl gain the confidence she needs to succeed?
Trevor, Robyn and Nick decide they have a mystery to solve when Trevor discovers a suspicious looking young man snooping around. They learn about missing research involving the use of carob beans to aid in cancer treatment-potentially valuable information. With a shady looking grad student, a bitter activist and an employee of a medical research firm to deal with, our amateur sleuths are faced with their greatest challenge yet.
The students of the 121 Express are infamous for bad behavior and Lucas knows his role on the bus will determine his social standing at his new school. Lucas is tired of being one of the nerds. When he attracts the negative attention of the cool troublemakers, he saves himself by teasing another kid. His ploy works and soon Lucas is right in the center of the mayhem on the bus. He loves his new found popularity, but when the fun and games push the bus driver to a nervous collapse and hospitalizes an elderly lady, Lucas begins to question his choices.
While Devin and Nadia spend summer vacation at a university camp for little kids Nadia as a counselor and Devin as an unwilling participant—their mother's research project is vandalized and her motives are questioned. Devin, Nadia and Simon stumble upon shady characters, corporate conspiracy and a plot to take over the nation's food supply with genetically modified fertilizer.
Fourteen-year-old Maya sneaks out in her kayak before breakfast every day to check on a family of sea otters living in nearby Riley Bay. It's hard being an animal lover in a fishing family. The animals Maya loves threaten her family's livelihood, and Maya doesn't know if she can trust her family not to hurt them. She is determined to protect the sea otters, even if it means checking on them for the rest of her life. One morning, Maya discovers she's being watched. Who is it and what are they doing? Soon Maya has to trust someone as she gets caught in a dangerous race to save the sea otters--and her family's livelihood--from poachers.