Children's Mystery Series

The Blue Tongue Agency

Two Dogs. One Agency. Zero Clues...Until Now.

When mysteries arise in the cozy town of Pawston, there's only one agency to call. Join Angus McSniff, the brilliant black Chow Chow detective, and his partner Minnie Pawsforth as they sniff out clues, chase down leads, and solve cases that leave everyone else scratching their heads.

Meet the Team

The Detectives

Pawston's finest investigative duo

Angus McSniff - Lead Detective

Angus McSniff

Lead Detective • Black Chow Chow

With a nose that can detect a clue from three blocks away and a mind sharper than a freshly sharpened pencil, Angus leads every investigation with patience, wisdom, and an unwavering commitment to justice. His signature deerstalker hat isn't just for show — it helps him think.

Minnie Pawsforth - Junior Partner

Minnie Pawsforth

Junior Partner • Silver-Gray Chow Chow

Quick on her paws and even quicker with her wit, Minnie brings energy and fresh perspectives to every case. Where Angus sees patterns, Minnie sees possibilities. Together, they're unstoppable — and they always make sure to be home in time for dinner.

The Case Files

Thirty mysteries waiting to be solved

Book 1 Book 1 Cover

The Case of the Midnight Meow

Duchess the cat disappears leaving blue glitter.

A neighborhood cat has gone missing, but she left behind a trail of blue glitter.

📖 Ages 4-8 📄 40 pages
Book 2 Book 2 Cover

The Case of the Stolen Squeaker

Every toy tells a story.

When a beloved squeaker goes missing, our detectives discover that what we treasure most is worth fighting for.

📖 Ages 4-8 📄 40 pages
Book 3 Book 3 Cover

Mystery at Misty Moor

Not all who wander are lost?

Fog rolls in. Secrets rise up. The moor holds answers— if you're brave enough to seek them.

📖 Ages 4-8 📄 40 pages
Book 4 Book 4 Cover

The Bone Burglary

Some treasures belong to everyone.

The neighborhood Bone Bank has been raided. Can the Agency bring a community back together?

📖 Ages 4-8 📄 40 pages
Book 5 Book 5 Cover

Secret of the Silver Scarf

Who are you when no one's looking?

Someone's wearing Minnie's scarf—but it's not Minnie. A mystery of identity and trust.

📖 Ages 4-8 📄 40 pages
Book 6 Book 6 Cover

The Agency's Biggest Case

Every case led here.

Their greatest challenge yet. Everything they've learned will be tested.

📖 Ages 4-8 📄 40 pages
Book 7 Book 7 Cover

The Riddle of the Rusty Robot

Mechanical mischief in the moonlight.

A tin toy from the local shop starts walking on its own, leading Angus to a secret workshop.

📖 Ages 4-8 📄 40 pages
Book 8 Book 8 Cover

The Phantom of the Paw-pera

A haunting melody, a hidden face.

Strange singing is coming from the empty theater. Minnie finds a red rose and a silver hair.

📖 Ages 4-8 📄 40 pages
Book 9 Book 9 Cover

The Trail of the Tin Toy

Small tracks lead to big secrets.

A trail of tiny metal gears leads the Agency through the city park to a missing inventor's bag.

📖 Ages 4-8 📄 40 pages
Book 10 Book 10 Cover

The Secret of the Clock Tower

Time is running out.

The town clock stops at 12:01. Angus discovers someone has been hiding messages inside the gears.

📖 Ages 4-8 📄 40 pages
Book 11 Book 11 Cover

The Case of the Painted Paws

The art of the steal.

A gallery opening is ruined when the main portrait is covered in blue paint. Who held the brush?

📖 Ages 4-8 📄 40 pages
Book 12 Book 12 Cover

The Mystery of the Silver Whistle

Only the sharpest ears will hear.

A whistle that only dogs can hear is being used to lure the neighborhood pets into a maze.

📖 Ages 4-8 📄 40 pages
Book 13 Book 13 Cover

The Secret of the Foggy Harbor

A thick mist hides a tall tale.

Among the creaking ships and salty docks, a glowing lantern is signaling a ship that doesn't exist.

📖 Ages 4-8 📄 40 pages
Book 14 Book 14 Cover

The Great Garden Gopher

Digging up more than just dirt.

The prize-winning tulips are disappearing from the roots up, revealing an underground tunnel.

📖 Ages 4-8 📄 40 pages
Book 15 Book 15 Cover

The Midnight Mountain Rescue

High peaks and hidden paths.

A hiker's blue backpack is found at the summit, but the trail ends in a patch of shimmering ice.

📖 Ages 4-8 📄 40 pages
Book 16 Book 16 Cover

The Puzzle of the Polka-Dot Puppy

Dots that don't belong.

A new puppy arrives in town with spots that seem to change shape, forming a secret map.

📖 Ages 4-8 📄 40 pages
Book 17 Book 17 Cover

The Legend of the Golden Leash

A royal mystery, a golden bond.

A fabled artifact from the Pawsbury founders goes missing just before the town's 100th anniversary.

📖 Ages 4-8 📄 40 pages
Book 18 Book 18 Cover

The Secret of the Stone Lion

Stone eyes see everything.

A museum's famous statue is whispered to move at night; Angus finds blue dust on its paws.

📖 Ages 4-8 📄 40 pages
Book 19 Book 19 Cover

The Case of the Cackling Cupcake

A mystery with a cherry on top.

The Pawsbury Bakery's prize recipe goes missing, leaving only a trail of neon blue frosting.

📖 Ages 4-8 📄 40 pages
Book 20 Book 20 Cover

The Riddle of the Red-Light District

Signals crossing in the dark.

The city's traffic lights are turning purple, causing chaos that only a dog's nose can untangle.

📖 Ages 4-8 📄 40 pages
Book 21 Book 21 Cover

The Mystery of the Midnight Express

A locomotive lost in time.

A ghost train appears on the old abandoned tracks at 12:01 AM; the Agency climbs aboard.

📖 Ages 4-8 📄 40 pages
Book 22 Book 22 Cover

The Ghost of the Grand Opera

The music never stops.

A phantom tenor is haunting the stage, but Minnie suspects a mechanical trick behind the curtain.

📖 Ages 4-8 📄 40 pages
Book 23 Book 23 Cover

The Case of the Crimson Compass

True North points to trouble.

A famous explorer's compass is stolen, and the needle is stuck pointing toward the Agency HQ.

📖 Ages 4-8 📄 40 pages
Book 24 Book 24 Cover

The Secret of the Sapphire Skyscraper

High-rise, high-stakes.

From the 100th floor, someone is sending Morse code signals across the city using a blue flashlight.

📖 Ages 4-8 📄 40 pages
Book 25 Book 25 Cover

The Puzzle of the Painted Portrait

The eyes follow you home.

Every night, a new detail appears in a famous painting. Angus realizes it's a map to a hidden vault.

📖 Ages 4-8 📄 40 pages
Book 26 Book 26 Cover

The Hidden Harbor Heist

Ships that pass in the night.

A shipment of rare blue silk vanishes from a locked shipping container without breaking the seal.

📖 Ages 4-8 📄 40 pages
Book 27 Book 27 Cover

The Mystery of the Mossy Maze

Don't lose your way.

The town's hedge maze has been rearranged overnight to trap anyone who enters the center.

📖 Ages 4-8 📄 40 pages
Book 28 Book 28 Cover

The Case of the Clockwork Cat

Tick-tock, find the thief.

A golden mechanical cat is stolen from the jewelry shop; the thief left behind a single metal gear.

📖 Ages 4-8 📄 40 pages
Book 29 Book 29 Cover

The Riddle of the Rain-Slicked Road

Reflections don't lie.

Puddles in the street are showing a different city than the one above. The Agency dives deep.

📖 Ages 4-8 📄 40 pages
Book 30 Book 30 Cover

The Legend of the Luminous Lighthouse

A light in the dark.

The lighthouse begins flashing a secret code that only dogs can hear, leading to a sunken treasure.

📖 Ages 4-8 📄 40 pages

Ready to Join the Agency?

Start with Book 1 and follow Angus and Minnie as they build their detective agency from the ground up. Each mystery stands alone, but together they tell a bigger story.

Buy Book 1 Explore Other Series