Even though he's secretly terrified of deep water, and all the scary things that swim below, Tate wants to shake his boring reputation, and he agrees to travel with his class up the Amazon River to help build a village school. He has his fingers and toes crossed that he won't see any giant snakes or hungry piranhas. But there are even scarier things than anacondas lurking in the jungles of South America, and Tate soon learns of the legend of El Tunchi, a vengeful spirit that terrorizes those who harm the rainforest. When creepy things start happening and Tate keeps hearing El Tunchi's haunting whistle, he's sure the group must have angered someone. Or something. He and his friends need to figure out a way to make amends and get out of the jungle alive.
Jane has no interest in boys. Her mom, Sherry, has brought home so many creeps over the years that Jane has decided to focus for the next five years on her studies. Her best friend, the boy-crazy Kiara, is obsessed with online quizzes and convinces Jane to help her create a questionnaire that will determine whether muscular Liam or Omar with the cute eyes is her true soul mate. Their friendship is tested when the answers come back with a surprising third option, the quiet and awkward Javier. Jane fails to reveal the results, which leads to some heated words being exchanged and long-held resentments (and possible secret crushes) being revealed. One of the besties will have to swallow her pride to make the first move and try to repair the damage.
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.
When Jason agrees to go camping with his cousin Sean, he doesn’t picture two weeks at a War of 1812 reenactment camp. But that’s where he ends up. The historically accurate camp bans all trappings of modern life, like cell phones and electricity. Jason is not impressed, but they do get to fire muskets, and he secretly likes that, despite the general dorkiness of the camp. And then there’s the cute girl who works in the mess tent. And the sneaking around at night getting into trouble, which is fun—until Jason and his friends keep running into a camp counselor who is clearly up to no good. They resolve to find out exactly what the counselor is up to, but they may have taken on more than they can handle.
Fourteen-year-old Simone is having trouble making friends at her new school when her leadership studies class is paired with kindergarten students to mentor throughout the school year. To her surprise, Simone enjoys the Kinderbuddy Project, and she develops a special friendship with her Kinderbuddy, Lily. But as the bond between Simone and her Kinderbuddy grows, she realizes that a crisis is looming in Lily's family. Simone calls upon Aaron, the reluctant heartthrob of the class, for help, and they become key witnesses to events neither of them could have predicted.
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.
While volunteering at the local zoo, Robyn, Nick and Trevor learn that grizzly bears are being poached and their gall bladders removed for use in alternative medicine. Always ready to solve a mystery, the kids set out to find the poachers. Bear is not only big game, they learn, but big money to poachers. The stakes are high and the suspects many, as the kids head into their most dangerous adventure yet.