Every mystery needs a good detective

A new adventure in every book

Join Penny and Booger as they step into a different mystery in every book. Read the story, inspect the evidence, crack the puzzles, and solve the case alongside the detectives.

Wholesome, entertaining stories with a new adventure in every book. Each activity book has puzzles to complete, clues to gather, and a mystery to solve!

Meet the sniffin’ sleuths

Who are the dachshund detectives™?

Penny and Booger are The Dachshund Detectives, and in every mystery-detective book they invite YOU, the reader, to join the investigation!

Penny has a nose for facts. Booger has an eye for detail. Together they follow trails through haunted hotels, jungle temples, pyramid mazes, and lost mines, while readers solve the codes, picture puzzles, logic challenges, and hidden clues that unlock each ending.

Watercolor portrait of Penny's face

Penny

Focused, fearless, and never without her case notebook.

Watercolor portrait of Booger's face

Booger

A loyal partner with a talent for spotting the oddest clue.

Watercolor silhouette of a reader holding a detective notebook

You

You complete the puzzles, collect clues in a notebook, compare the evidence, and use your clues to solve the mystery.

Case Files

Wholesome, entertaining activity books with a mystery to solve.

  1. Cover artwork showing Penny examining the picnic clues while Booger sits beside a basket of cheese
    Book OneVictoria Private Investigators

    A Victorian Mystery

    The Mystery of the Missing Cheese

    A picnic treat has vanished, a trail of crumbs crosses the blanket, and every witness has a different story. Penny and Booger need sharp-eyed readers to compare the clues and name the cheese thief.

    • Hidden evidence
    • Picture puzzles
    • A mystery to solve
  2. Cover of The Case of the Creepy Cryptid showing Penny and Booger investigating the shadowy Hobart Hotel
    Book Two1930s hotel detectives

    A haunted-hotel mystery

    The Case of the Creepy Cryptid

    A light flickers inside the abandoned Hobart Hotel. Strange tracks, secret messages, and unlikely witnesses pull Penny and Booger into a case where every puzzle reveals another piece of the truth.

    • Codes and ciphers
    • Maze challenge
    • Cryptid case file
  3. Penny and Booger in pith helmets at a sunlit tarsier-faced temple as Booger turns toward a snake hidden in the leaves
    Issue #3The Tale of the Tarsier Temple
    Crack the temple code before the walls close in!Inside: Cipher Challenge · Temple Trail · Hidden Symbols · and more!
    Book ThreeRainforest explorers

    A jungle-temple mystery

    The Tale of the Tarsier Temple

    Deep in the rainforest, a stone tarsier watches over a sealed temple. An inscription written in unknown symbols may open the way—if the detectives and their readers can crack it in time.

    • Invented alphabet
    • Temple trail
    • Ancient puzzle
  4. Penny and Booger in period excavation hats meet a friendly fennec-fox mummy as Booger touches the coiled whip at his belt
    Issue #4The Fox in the Mummy's Maze
    Can you follow the fox's map through the mummy's maze?Inside: Pyramid Maze · Map Mystery · Torchlit Riddles · and more!
    Book FourEgyptian explorers

    A pyramid-maze mystery

    The Fox in the Mummy's Maze

    A mysterious map leads Penny and Booger through a twisting pyramid. A clue is found in the Mummy's tomb, but does it lead to the treasure or is it a curse?

    • Pyramid maze
    • Map mystery
    • Torchlit riddles
  5. Penny and Booger in cowboy clothes discovering a lit dynamite fuse inside an old gold mine
    Issue #5The Sagebrush Sleuths and the Lost Mine
    Can you track the lost mine before the fuse runs out?Inside: Mine-Shaft Trail · Wild West Logic · A Ticking Clue · and more!
    Book FiveSagebrush cowboys

    An Old West mystery

    The Sagebrush Sleuths and the Lost Mine

    The lost mine is full of false turns, abandoned tracks, and one dangerously short fuse. While searching for a missing miner, the detectives must follow the right trail before the final clue disappears in a flash.

    • Mine-shaft trail
    • Wild West logic
    • A ticking clue

Try a clue

Can you crack the detectives’ field cipher?

Each symbol stands for a letter. Use the evidence card to reveal the message—just like the codes tucked inside every adventure.

Evidence card № 05

△ ◇ ▽ ✦ □ ● ▽ ✕ ◇ ◒ △ ◇ ▱ ○ □ ◇

◒ = T△ = H◇ = E▽ = L✦ = P□ = S● = O✕ = V▱ = C○ = A

Penny studies a coded note while Booger watches closely beside her at a rainy harbor

Fun to read. Fun to solve.

Activities and Adventure!

An engaging story

Every puzzle belongs to a complete illustrated mystery with characters, surprises, and a solution.

Clues with a purpose

Readers compare details, decode messages, navigate mazes, and test what they think they know.

A detective-worthy finish

The final reveal rewards careful observation and makes the next case hard to resist.

Meet the mysteries