Dan Gutman

"There's a new principal at Ella Mentry School. Yes, it's true! Mr. Klutz is retiring and the president of the Board of Education, Dr. Carbles (Boo! Hiss!), has hired the best person for the job -- or at least the funniest. But stand-up comedian Mrs. Stoker will have to face Vice Principal Mrs. Jafee in a big joke-off duel to defend her new job. Will Mrs. Stoker have the last laugh? Or will shoe lose her audience when things get serious?"-- Front...

A.J. is planning a big birthday to celebrate turning 9 and his parents even hire a party planner named Mr. Marty. Mr. Marty orders some weird stuff to celebrate though.

When Mr. Granite falls ill, A.J. and the gang endure a wacky week with a perpetually cheerful substitute teacher who wears a clown costume, uses hand puppets to talk, and uses magic tricks to saw students in half and make them disappear.

Finally old enough to participate in after-school clubs, all run by Mrs. Marge, A.J. and his crew are faced with such wacky options as Lawn Mower Racing Club, Underwater Hockey Club and People Who Hate Clubs Club!

"Election day is right around the corner, and guess who's running for class president? A.J. and Andrea! Mayor Hubble is going to teach the kids all the ins and outs of politics, and every vote counts. Who's going to win? Who's going to lose? And who's going to kiss a baby? Ew, gross!--Publisher.

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?

A local college professor comes to Ella Mentry School to help students learn basic history and improve their scores on a standardized test, using some very unusual techniques.

Sprinkles Newman, the local TV meteorologist, is coming to Ella Mentry School! She s going to teach A.J. and the gang all about the weather. But what happens when a real live (well, not live) hurricane comes to the school? Hold on to your umbrellas!

"A.J. and his friends have the chance to win a trip to Dizzyland--if they can finish 5,000 books first. Dr. Carbles, the evil president of the Board of Education, doesn't think they can do it. But the Ella Mentry School kids are nothing if not determined! Will they achieve their theme park dreams? Or does Dr. Carbles have other plans for the school?"-- Provided by publisher

Getting a chance to choose a guest speaker at their third grade graduation, A.J. and his classmates have their minds set on the most popular singer and rapper in the world, Lil Mouse, to have the greatest graduation in the history of graduations.