"Arfy is a hound on a mission! Bound and determined to find a home, Arfy writes letters to everyone on Butternut Street. Honestly, he's the best dog you could ever want. He's obedient! He's housebroken! He even has his own squeaky bone! Who will adopt Arfy in the end? You'll never guess!"--Page [2] of cover.

Alexander and his new friend, Rip, are worried that the worms the rain has brought out are really the megaworms that Notebook of Doom describes but they soon discover that the night crawlers are trying to warn them about the monster tunnel fish that are threatening Stermont Elementary.

Alexander is used to finding monsters everywhere in Stermont, but now the school is being turned into an icebox by giant meat-eating vegetables--and his friend Rip has gone missing.

Arfy the letter writing dog helps Hidey, a pet turtle on the loose, get back to her classroom.

When Alexander and his friends find a very large footprint and piles of candy everywhere, they realize the school is being threatened by a Pi©łata-saurus Rex, a sweet-tasting monster who likes to smash things--and they find that the solution may be as near as a broken ant farm.

Alexander's class is going on a field trip to an amusement park called Safety Land with really slow, boring rides--but this is Stermont, and when a weird magician tells Alexander and his friends that the roller coaster is haunted things start to get a lot more interesting.

It is the first day of the brand-new Stermont Elementary School, but everything electrical seems to be going haywire, and it looks like strange green lightning bugs are draining off the power--but when they see green lightning in a clear blue sky Alexander and his friends know there must be a monster involved.

The Notebook of Doom is missing and Alexander and his fellow-monster hunters, Rip and Nikki, are convinced that the boss-monster has it; but is that monster the mysterious Principal Vanderpants, who is certainly behaving oddly, or someone else--and they need to figure that out quickly because a mistake could have deadly consequences for Stermont Elementary.

When Alexander moves to Stermont, he finds a creepy notebook full of monster drawings. The monsters inside are real, and it's up to the members of the Super Secret Monster Patrol - or the S.S.M.P. - to stop them. Can Alexander and his friends, Rip and Nikki, protect the town from balloon goons, tunnel fish, and shadow smashers?This collection includes books #1-3--Rise of the Balloon Goons, Day of the Night Crawlers, and Attack of the Shadow Smashers!...

It is time for the Stermont Derby, a race around downtown Stermont in homemade vehicles, and Alexander, Nikki, and Rip are planning to compete, but so is a new monster, a Speedah-cheetah--and in addition to a diet of rotten eggs it plans on eating the race losers, especially the members of the Super Secret Monster Patrol.