Something very WEIRD is going on at school. Ella's second-best BFFs keep WHISPERING super-secretively in class and DISAPPEARING at lunch time. Then Ella finds a fancy envelope on her desk with an invitation to join SOAP, the Secret Organisation for Amazing People ... is she about to get to the bottom of the mystery?

"Cooper just wants to spend the summer before 7th grade drawing and having adventures with his best friend, Nacho. Anything to keep his mind off the fact that his dad's new girlfriend and his mom's announcement that she's going to start dating. But when one of his adventures with Nacho goes too far, Cooper's parents freak out. Either he joins the Boy Rangers, a dorky club that's all about discipline and rules, or that dream cartooning camp at the...

Katie Woo and her friends would love to be part of Sophie's new club, but Sophie does not think they, or anyone, is good enough, so they form their own club.

When other commitments threaten the success of the Best Babysitters Ever, Malia is frustrated until she comes up with a plan to hire new babysitters and take a cut of their wages.

Pedro forms a new club with his friends dedicated to solving mysteries--and the first two assignments are finding his mother's locket, and his father's cell phone.

In a distant watery corner of the Explorers Kingdom, a submarine engineer, Ursula, is determined to become an explorer. Unfortunately, she hides an extraordinary secret, which makes her the sworn enemy of the Ocean Squid Explorers' Club were they ever to find out... But when The Collector threatens the Club, Ursula throws caution to the wind and leads an expedition through treacherous waters, filled with gremlins, aboard the Blowfish submarine - and...

When just ten kids from two cliques at Hubble Middle School get sick after eating in the cafeteria it seems like somebody is deliberately trying to poison them, and while there are several suspects for who might want to get back at the super-cool girls, the other group are the innocuous comic book buffs--so it is up to Zoe and the other members of the S.M.A.R.T.S. to solve the mystery.

Zoe, Jaden, and Caleb are working on building and programming a robot dog, which Caleb thinks is bad enough, but the high-tech android called Dude that their teacher has brought in terrifies him--and when something starts damaging the android during the night, Caleb is convinced that Dude is turning himself on as part of a plot to take over the world.

Hubble Middle School's S.M.A.R.T.S. and Edison Middle School's Mad Scientists are in a competition to come up with the best solution to a real-life mystery, and a mysterious UFO which Zoe, Jaden, and Caleb saw hovering over the school seems to offer the perfect opportunity to separate truth from fiction.

Fifth-graders Zoe, Jaden, and Caleb and the rest of the Hubble Middle School S.M.A.R.T.S. club are participating in a Mars colony simulation sponsored by a private company, but when their equipment starts malfunctioning the kids suspect sabotage--and their chief suspect is Barrett and the rival Mad Scientists from the Edison Middle School.