Phineas and Ferb are two stepbrothers who find inventive things to do on each day of their summer vacation. They journey around the world and take on new adventures, such as building a roller coaster out of materials you would find in your everyday home like popsicle sticks, indoor plumbing, etc. Unbeknownst to them, their pet platypus, Perry, leads a double life as a secret agent.

When Phineas and Ferb find out that their grandma Betty Jo used to be a roller-derby queen, they build an awesome rink-right in their backyard! Soon they discover that Jeremy Johnson's grandmother used to be their Grandma's skating rival, so they set up a contest to see which granny can roller derby her way to the finish line the fastest. The thrills continue when Phineas and Ferb build a gorge so their grandpa can do a radical stunt jump over it!...

Auditions for Flop Starz! are in town and Candace is determined to make the cut. But she didn't count on Phineas and Ferb throwing their creative hat into the ring. And as if that weren't enough, the next day Candace's dreams to become a famous movie star change to nightmares when it turns out Phineas and Ferb are directing the vehicle for her debut!

The days and nights get spooky when Phineas and Ferb create a haunted house. Their friend Isabella has an extreme case of hiccups, and the boys plan to scare them out of her. What better way than a creepy house that's full of shocking surprises and thrilling twists and turns? Plus, Phineas and Ferb search for a mummy in an old theater showing monster movies.

Phineas and Ferb and Perry the Platypus set out to thwart Dr. Doofenshmirtz's 'naughty' plot to ruin Christmas. Will they get everything wrapped up in time for Santa's flyby?

It's all Greek to Phineas and Ferb! After checking out a cool classics exhibit at the local museum, the stepbrothers decide to create an awesome chariot race, where they challenge Buford, the town bully, to compete against them. Who will get to the finish line first? Then Phineas and Ferb go on an archaeological dig, where they discover a caveman!

While Phineas and Ferb do it all to make every day the best day ever, evil lurks just around the corner! But there is hope for the unsuspecting citizens of Danville. Now, for the very first time, we crack open the top-secret archives of O.W.C.A. (Organization Without a Cool Acronym) to expose... The Perry Files ! Join Perry the Platypus--a.k.a. Agent P.--on his most exciting adventures as he thwarts his nemesis, Dr. Doofenshmirtz, at every turn. With...

It's thwarted-business-as-usual for Dr. Doofenshmirtz, until a blast from his power-drain-inator ricochets off of Phineas and Ferb's space station, hitting Spider-Man, Iron Man, the Hulk, and Thor. Now the kids must restore the super heroes' lost powers before a group of dastardly super-villains destroy the planet! Fortunately, Nick Fury and S.H.I.E.L.D. are also on the case, together with O.W.C.A.'s top agent, Perry the Platypus.

It's a bird . . . it's a plane . . . it's Phineas and Ferb in the biggest airplane in the world! When the brothers decide it's high time to break the record for the largest airplane ever built, their very own jumbo jet leads to unexpected adventure in the wild blue yonder. Then, when the boys invent an antigravity machine, Major Monogram and Carl the intern become suspicious. Could Phineas and Ferb be working for . . . Dr. Doofenshmirtz? Readers will...