A.J. and the gang are celebrating Saint Patrick’s Day with all the classic activities. But when A.J. spots a little man dressed head-to-toe in green sneaking around, it can only mean one thing: a real-life leprechaun! And one that’s wreaking havoc all around the school! Will the Ella Mentry School kids be able to catch the leprechaun before he causes even more trouble? 

Batter up! A.J.’s class is going head-to-head against Dirk School in a charity softball game. The losing team must clean one of the toilets in the winning school with a toothbrush! Retired baseball pro Mr. Ott is here to lead Ella Mentry School to victory. But will his weird coaching tactics be a home run, or a swing and a miss?

Principal Klutz has invited a special guest to Ella Mentry School. Her name is Miss Aker, and she’s going to show A.J. and his friends how to create cool things out of materials like balloons, straws, and even Popsicle sticks! But what happens when they make a robot so smart, it plans to rule the world? Can anyone stop it?!

After noticing that A.J. and his friends’ geography knowledge could use some work, Mr. Cooper invites to class just the person to help. Globetrotter Mrs. Barr speaks seven languages and has visited nearly 200 countries! But why does she carry a suitcasfe everywhere she goes? And why does she open a window whenever she walks into a room? Perhaps Mrs. Barr has something to hide! 

Test scores are low and stress levels are high at Ella Mentry School. Wellness expert Ms. Jo-Jo has come to help A.J. and his friends relax so they can ace the upcoming Fundamental Arithmetic/Reading Test. But can turtle yoga and crystal salt lamps really help A.J. and his friends relax and focus? Or will the F.A.R.T. end up blowing them all away?

It's time for the annual Ella Mentry School fund-raiser, and guess who's in charge? Alexia's mom, Ms. Sue! She has the teachers selling everything from summer sausages and cheesy popcorn to dead goldfish in plastic bags to raise money for new playground equipment. But what happens when Ms. Sue crosses the line? Somebody's going to end up in the big house (and by "big house", we don't mean a big house!). 

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?

In the very first book in the laugh-out-loud My Weirdest School series, A.J.'s third-grade teacher, Mr. Granite, is retiring after a million hundred years. It turns out the new teacher, Mr. Cooper, is even weirder than Mr. Granite! One day he's Rat Man and he teaches about rodents. The next day he's Lava Man and he teaches about volcanoes. But what happens when a real superhero is needed? Will Mr. Cooper protect the school from evil, or just embarrass it to death?

In honor of Presidents’ Day, A.J. and Andrea from Ella Mentry will compete against their Dirk School rivals in the ultimate Presidents’ Day Challenge! The winning school will get bragging rights, a free trip to an amusement park, and a top-secret prize. The only problem is that A.J. doesn’t know anything about US presidents, unless it involves their use of toilets! Will A.J. and Andrea be able to work together as a team and bring home the win?

Something weird is going on! Mrs. Yonkers, the computer teacher, is the nerdiest teacher in the history of the world. She can type with her feet! She buys foam cheeseheads off eBay! She even puts a Webcam on a turtle! Is she trying to take over the planet?

Miss Porter isn’t your average teacher, though. She’s a personal digital assistant that literally knows everything. She can tell a million hundred weird jokes and get pizza delivered by drone in seconds! But what happens when Miss Porter’s system is no longer set to fun? Will anyone be able to shut her down before she takes over Ella Mentry?

The winner of numerous awards for children’s fiction, Dan Gutman presents the third tale from his delightfully silly My Weird School series. Second-grader A.J. thinks Mrs. Roopy, the librarian, might be the strangest teacher at his school. The students believe she keeps appearing fully dressed as characters from books, like Johnny Appleseed and Little Miss Muffet. But every time a new character surfaces, Mrs. Roopy insists she was home sick that day!

In this third book in the My Weirder-est School series, A.J. and his friends learn about good oral hygiene. Grab your toothbrushes! It’s National Dessert Day, and Ella Mentry School has asked local dentist Dr. Floss to educate A.J. and his friends on the dental dangers of sweets. But Dr. Floss has other plans. She wants the kids to eat as much sugar as possible so that they’ll need a dentist! Will someone get a cavity?

Disaster reigns when A.J. participates in the school's holiday pageant celebrating Christmas, Hanukkah, and Kwanzaa.

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?