United Middle School seems like any other school-until strange events start to unfold. When letters vanish, clocks go haywire, and office chairs disappear, it's clear something mysterious is afoot. Thankfully, Jake, Emily, Amy, and Max-United's own young investigators-are on the case.

From uncovering muddy footprints to tracking down cryptic phone calls, the team faces a series of bizarre and puzzling situations that will test their sleuthing skills like never before. Can they solve the mystery of the missing preschooler, find the culprit behind the odd bell rings, and uncover the truth behind the strange noises backstage?

Strange things are happening at United Middle School, and when the fire alarm goes off without any fire, it's just the beginning. Jake, Emily, Amy, and Max-four curious friends and sharp investigators-team up to crack the mysteries that leave everyone else stumped.

From disappearing lunches to a prank war that spirals out of control, and even a teacher who mysteriously turns into a kid, these young detectives are ready to face whatever oddities come their way. But when they uncover secret rooms, vanishing artwork, and a traveling notebook with clues of its own, they realize some mysteries are bigger than they imagined.

With their wits, teamwork, and a little luck, can they solve all the puzzles hiding in the hallways of United Middle? One thing's for sure-there's no such thing as an ordinary day when the young investigators are on the case!

DescriptionA horrible stench fills the hallways with no clear source, a history teacher seems to be hiding a secret, and a mysterious machine in the basement is causing eerie do-overs throughout the school. Each twist leads to more questions, and time is running out to uncover the truth before the chaos gets out of control!

Can the Young Investigators solve the puzzles, catch the culprits, and restore order before United Middle School is thrown into complete mayhem? goes here

DFrom vanishing cookies in the cafeteria to a masked musician's secret, each case leads the Young Investigators through clever clues, daring stakeouts, and surprising suspects. But when a volunteer mysteriously disappears, a playground gets sabotaged, and a road trip turns chaotic, they quickly learn that solving mysteries isn't always as easy as it looks!

With teamwork, determination, and just a little bit of mischief, Jake, Emily, Amy, and Max are ready to crack the case—one mystery at a time.

Perfect for fans of fun, fast-paced middle school adventures, The Great Cookie Caper and Others is packed with friendship, humor, and detective-style sleuthing that will keep young readers turning the pages!

DesNothing is ever normal at United Middle School.

.One minute, the students are going about their day. The next—BAM! The trophy case is completely empty, and no one knows how it happened. Enter the Young Investigators: Jake, Emily, Amy, and Max, along with two mischief-loving friends, Mia and Chip

What starts as a simple case of missing trophies quickly spirals into a whirlwind of mysteries, pranks, and bizarre disappearances—including play props, band uniforms, and even the entire school's sheet music! From sneaky suspects to ridiculous explanations (looking at you, Coach Roberts), the team is always in for an adventure.

If you love fast-paced mysteries, laugh-out-loud moments, and a school where nothing stays where it belongs, this book is for you

DescriUnited Middle  School’s Annual Science Fair is supposed to be a fun, educational event… unless Mia  and Chip  are involved.

Determined to make science history, the duo sets out to build a robotic volcano that erupts on command. What could possibly go wrong?

Answer: Everything.

Between runaway robots, an unexpected foam explosion, and a cat riding a volcano like a tiny chaos gremlin, the science fair quickly turns into a school-wide disaster.

Now, with Principal Thompson on the verge of quitting, an entire gymnasium to clean up, and a very startled hamster, Mia and Chip must face the biggest question of all:

Can they survive their own experiment?

Get ready for explosive laughs, epic fails, and science gone hilariously wrong in this latest United Middle School Mayhem adventure! Plus other stories