D.W. All Wet: D.W. enjoys her field trip at the aquarium...until she sees an octopus. It gets so hot in Elwood City that Mr. Read suggests that the family should go to Bear Lake. But D.W. refuses to go because she thinks that there are octopuses in the lake./Buster's Dino Dilemma: When Mr. Ratburn's class goes on a field trip to Rainbow Rock State Park, Buster finds a dinosaur fossil and wants to keep it for himself.

D.W.'s Imaginary Friend: Arthur doesn't like D.W.'s imaginary friend Nadine. When Arthur and Buster want to go on this new ride at Wonder World, D.W. begs to go on the ride also. But Arthur thinks that D.W. will embarrass him talking about Nadine in front of his friends./Arthur's Lost Library Book: Arthur borrows a lot of books from the library, including the newest 'Scare-Your-Pants-Off' book, 'The Mysterious Hand'. Arthur forgets that he had 'The Mysterious Hand' and tries to find it before he has to return it.

'D.W. the Picky Eater': Because D.W. made a big fuss over the salad she was served had spinach, her mom says that she can't eat at restaurants until she learns to eat everything on her plate. Can Arthur get D.W. to eat spinach?/'Buster and the Daredevils': Arthur and Buster want Toby and Slink to teach them some skating tricks, but Toby and Slink say that they have to do some dares first. Arthur quits before the first dare, but Buster keeps on fulfilling dare after dare.

'Arthur Makes a Movie': Because Arthur and his friends are too young to see a real "James Hound" movie, they decide to make their own/Go to Your Room, D.W.: D.W. thinks that it is unfair that she is being punished and that it's all Kate's fault.

Arthur Goes Crosswire: Since they rescued Wilbur Rabbit (the guy who plays Bionic Bunny on TV!), Arthur and Muffy have been inseparable. Arthur figures it's best that "Friends of Wilbur" stick together, anyway. But the rest of their friends are growing tired of the new Arthur. Can he be "de-Muffified?" Sue Ellen and The Brainasaurous: Brain's a great partner for a school assignment -- unless you wanted to work on it, too! When he's paired up with Sue Ellen for a team project, she expects to be a team player. Can Brain tolerate anyone else messing with his perfect A?

Background Blues: Wouldn't it be way cool to find out that your ancestors were famous frontier explorers? Or royalty? But what if, as Francine and Muffy are about to find out, they were just ... plain folks? And Now Let's Talk To Some Kids: The Magic Toolbox show is coming to Ratburn's class to put the kids on TV! The kids prepare for stardom, but a behind-the-scenes star saves the show.

When D.W. has a brush with poison ivy, Buster tells a story about how he once got asthma. When Buster learns he has asthma, his friends start treating him differently, thinking that Buster needed special attention. Buster educates his friends by doing a science project about asthma. Muffy and Francine play several tricks on Arthur, Buster, Binky, and the Brain and invite them to a costume party at a haunted house. The boys decide to get vengeance on the girls at the party while Muffy and Francine are ready with another trick. They call off all pranks when they ...

Arthur and his friends enter a television contest./D.W. tries to prove she is smarter than Arthur.

It's A No-Brainer: When Brain loses his cool and loses to Buster in the Math-a-thon, he abandons his books and nickname for a career in... stand-up comedy?!? Is The Brain gone forever? The Shore Thing: Arthur and D.W. beg Dad to take them to Aqualand -- the coolest water park ever! But he says that he knows an even better place... 'Ocean Zone.' The kids explore the old-fashioned ocean, and find all kinds of cool sea stuff by the sea shore.

The World Record: Why is Buster walking backwards... and Muffy not talking? They're trying to set world records of course! Everyone tries to go it alone, but Arthur and the gang discover that working together more readily creates success, fun... and the world's largest pizza! The Cave: talactites and stalagmites and bats, oh my! Arthur thinks his class trip to the Clark Caves will be really cool... but won't it be, um, dark in there??

Prunella orders a special edition of the latest "Henry Skreever" book, but she gets a braille copy by mistake.; Arthur's dog, Pal and Kate, his baby sister can actually talk to each other, but older people cannot understand it.

Muffy's father is the new soccer coach.;Binky has doubts about his musical talents.

Muffy gets the chance to go with Sue-Ellen to the glamorous metropolis of Crown City, but when her fantasies don't play out as planned, can she learn to appreciate all the city has to offer, anyway?

Arthur wants to prove he has what it takes to fit Mr. Ratburn's science criteria, but when his project runs amok, how can he? Meanwhile Muffy starts an advice column, but she's got a reluctant friend helping her along.

Arthur comes up with a great idea to charge money for a snow shoveling service, but when Buster invades his turf, it's not just a business, it's a battle. Meanwhile the Brain wakes up trapped in the body of a cockroach.

Inspired by how Mary Shelley wrote "Frankenstein", Fern holds a scary story contest, but is her story a little too scary?; Binky gives DW dance lessons, but he's the one who needs more practice.

Arthur worries he might be gaining weight; Muffy and Molly have a dispute over who controls the school jungle gym.

Tired of Buster's nasty rotten food collection, Bitzy makes him take it to the community garden for compost, where he develops a passion for tomato-growing. Meanwhile D.W. tries to help Tommy to behave so he can get a cupcake.

When Arthur's class is assigned to find the perfect food for a desert island, they discover that they can't survive on junk food alone! / D.W. learns that getting a secret is easy, but keeping one is hard.

Francine despairs when, despite conservation efforts, her family's water meter levels are higher than Arthur's. / Arthur and D.W. are convinced they'll find treasures that will make them rich on TV's "Treasure Caravan."

Vicita Molina has lost her favorite book - a lovely South American tale of friendship and courage in the Amazon jungle. Everyone knows that elementary school is way too early to start thinking about college - except Prunella.

Fern receives the latest phone for simple communication, but becomes addicted to the appliance. Meanwhile Brain was held back in kindergarten and doesn't want his friends to know about it.

D.W. is panicked when a "Scary Clown" virus ruins the Read family computer. Who will take care of her virtual Netkitin pet?

Brain dreams of being the first to spot a rare bird species called the green-tailed grebe. When Mr. Ratburn starts a bird-watching club at school, Brain is panicked!

When Arthur and friends discover what looks like a list of their class rankings in Principal Haney's office, they are all taken for a surprise.

When Francine and Brain are locked in a stiff competition to win student of the month, Muffy talks Francine into "borrowing" Buster's toy and letting Brain take the blame for it.

Binky worries that everybody will treat him like a baby if they they find out he still holds his mother's hand in public. The Tibble Twins have a falling out after Tommy discovers he can whistle loudly and Timmy cannot.

There is a virus spreading through Lakewood Elementary! It changes the way everyone acts and how they treat each other....it's the new nicknames! Can Brain stop the virus he created or will everyone be mean to each other forever?

From PBS KIDS! Everyone loves HUGO-the new interactive whiteboard that claims to be 100% accurate. If only Mr. Ratburn knew how to use it!

From PBS KIDS! The Tibble Twins are having their first sleepover! The lucky victim - err, guest: James.

Alberto has a golf match with Chip at the country club, but he fears that his overzealous father may humiliate him. Meanwhile Buster is horrified when his friends stop finding him funny.

Arthur and Buster learn how to handle a cramped living situation. Meanwhile, Arthur's friends keep pestering him about the tickets he's won. With a little help from Muffy's butler, Bailey, can Arthur make them stop?

Bud and DW try to be tall so they can go on a ride at the theme park.

George has a lucky streak, but how long will it last, and can he really rely on it? Meanwhile Prunella goes into gymnastics for Marina's sake, but the rigorous training program has her wanting to give up.

Arthur learns that his defective monster nerd toy may be valuable, but is this knowledge of money ruining his chances of having fun with the toy? Meanwhile the gang try to design a new golf hole for their mini-putt course.

Kate and Mei Lin are thrilled to tour the solar system with Pal's cousin, Dr. Yowl. But Pal suspects his Plutonian relative is up to no good. Educational Objective: Kate and Mei Lin learn about the solar system. / Wally is missing and Elwood City's best detective is on the case. And that detective is...Binky?!? Not if Fern (aka Detective Virgule Watteau) has anything to say about it!

Francine and the Soccer Spy / Sue Ellen and the Last Page- When Ladonna befriends a new member of the soccer team, Francine becomes convinced she is leaking secret team info. The City Council has voted to close the Elwood City Library! Can Sue Ellen save the library before it's too late?