Hotdog and his friends are going on a mad adventure to help a baby bird find his missing mom! They'll climb to crazy heights to find her! But can they handle dirty diapers and karate-chopping roosters along the way?

It's Kev's birthday, so Hotdog and Lizzie are throwing him a surprise party! There'll be cake, games, and magic tricks! But will a rude rooster and a cranky donkey ruin the day?

Freddy Thresher has a problem: a really, really, big problem. He's the only one in his class who hasn't lost a tooth! All of the other students in Mrs. Wushy's first grade have signed their names on the Big Tooth, and Freddy's determined to get his name on it, too. So when Max "The Meanie" Sellars calls Freddy a baby, Freddy decides he's going to lose that tooth one way or another, even if it means getting punched in the face at recess, and even bigger trouble, with Mom!

Nelson is a ninja. He's not the coolest. Or the bravest. But he is the world's nerdiest ninja! And now he has to stop an animal rampage and machines going crazy all over town! For that, he'll need his new jetpack...and some serious ninja skills! How will Nelson learn to fly when he's scared of heights?

Meet Weir Do. No, that's not a typo, that's his name! Weir Do's the new kid in school. With an unforgettable name, a crazy family, and some seriously weird habits, fitting in won't be easy...but it will be funny!

A.J. and the other students at Ella Mentry School brave trick-or-treating at the school secretary's house, even though it is supposedly haunted. Mrs. Patty, the secretary, gives out the best Halloween candy in the history of the world! But her house is haunted! People say she's a witch and her husband is a ghost. Is it worth A.J.'s risking his life for the best candy ever?

Something weird is going on! A.J. and his friends are afraid that Ms. Todd, their substitute teacher, has killed their regular teacher and is trying to take over her job. They’re going to have to do the detective work to get the goods on her. But it won’t be easy! Ms. Todd is the weirdest substitute teacher in the history of the world!

Something weird is going on! Miss Suki is a famous children's book author - and she's coming to A.J.'s school! She lives in the rainforest and writes about endangered animals. But when her pet raptor gets loose in the classroom, it's the kids who are going to be endangered! Yikes!

Fourth graders George Beard and Harold Hutchins are a couple of class clowns. The only thing they enjoy more than playing practical jokes is creating their own comic books. And together they’ve created the greatest superhero in the history of their elementary school: Captain Underpants! His true identity is SO secret, even HE doesn’t know who he is!

Forget Thanksgiving. The biggest turkey of all is running around Ella Mentry School - Dr. Carbles, the president of the school board. He is grumpier than ever and wants to fire Mr. Klutz. Will A.J. and his friends be able to save their principals job?

It’s Easter! The eggs are decorated, the baskets are ready, and Mr. Twist’s Easter pants are looking fly, which means one thing: it’s time for the annual Twist Easter Egg Hunt, Ada’s favorite family tradition. And this year, her parents are letting Ada hide the eggs! But Arthur, her big brother, thinks the egg hunt is going to be too easy now that he’s 11 - so Ada has to do a test hiding to make sure it’s super hard or else Arthur will retire from the egg hunt forever!

Mr. Macky dresses up as Abraham Lincoln to get the students at Ella Mentry School excited about their Presidents' Day oral reports.

Valentines Day is just around the corner, and Mr. Louie, the hippie crossing guard, wants everyone to fall in love. So he puts a secret love potion in the water fountain. Will A.J. have to kiss Andrea?

Miles Murphy had it made. He lived in a great town near the ocean, he had two best friends, and most importantly, he had a reputation for being his town's best prankster. All of which explains why he's not happy to bemoving to Yawnee Valley, a sleepy town that's famous for one thing and one thing only: cows. Worse than that, Miles quickly discovers that Yawnee Valley already has a prankster - and a great one. If Miles is going to take the title from this mystery kid, he'll have to raise his game.

Judy Moody is making a list and checking it twice, but all her brother, Stink, wants this year is snow. It hasn’t snowed on Christmas in Virginia in more than a hundred years, however, so what are the chances that that will change? Enter the new mailman, Mr. Jack Frost, who not only looks like a jolly old elf but also seems to know a lot about weather patterns, has a fondness for the cold, and works looooooong hours during the holiday season.

George, aka "Suds", has just entered third grade, and he's heard the rhyme about "first grade babies/second grade cats/third grade angels/fourth grade rats," but what does this mean for his school year? It means that his teacher, Mrs. Simms, will hold a competition every month to see which student deserves to be awarded "the halo" which student is best behaved, kindest to others, and, in short, perfect. Suds is determined to be the first to earn the halo, but he's finding the challenge of always being good to be more stressful than he had anticipated.

What could be weirder than a mad science teacher who invents a car that runs on potatoes and wants to take over the world? How about a bus driver who can't even "find" the weirdest school on the planet?

It's Poetry Month and Ms. Coco, who runs the gifted and talented program, is poetry crazy! She cries when she sees a sunset! She thinks boys should have feelings! She talks in rhyme! All the time! Will A.J.'s life ever be normal again?

A.J. thinks that nothing can possibly be as boring as a sleepover in the natural history museum. However, anything can happen when Ms. Krup is in charge. She says the dinosaur skeletons come to life in the middle of the night. Is she right?

Meet Ricky Ricotta, a little mouse with a big problem! Ricky Ricotta lives in Squeakyville with his mom and dad. Ricky has a hard time making friends at school, and the neighborhood bullies are always picking on him. If only Ricky could find someone to be his best buddy and keep those creepy bullies away! Meanwhile, on the other side of town, a mad scientist named Dr. Stinky McNasty has created a mighty robot who is as gentle as he is powerful. Dr. Stinky plans to make the robot destroy Squeakyville, but there's one little thing in his way: Ricky Ricotta!