A Lars & Mia detective adventure

The World's
Greatest Mysteries

Lars & Mia and the Secret of the Missing Map

Ten mysteries. Ten riddles. One missing map. Join Lars and Mia on a detective adventure around the world — and become the third detective.

  • Ages 7–10
  • 104 pages
  • Paperback & hardcover
  • Standalone adventure
  • By L.G. Colman

Published in paperback; also listed in hardcover. Check each Amazon listing for current availability. Paperback cover shown; hardcover cover differs.

Paperback cover of The World's Greatest Mysteries: Lars & Mia and the Secret of the Missing Map, by L.G. Colman.

Your case file

One missing map.
A whole world of clues.

The Great Map of Mysteries has vanished. The thief left a note in shiny gold ink and ten riddles by the explorer Ada Quill. Lars and Mia need a clever new teammate to help crack the case.

01 / READ THE STORY

A complete adventure.

Follow Lars and Mia through 12 chapters, from Stonehenge to ancient wonders around the world. Enjoy this story on its own.

02 / INVESTIGATE

Find your next clue.

Try riddles, secret codes, mazes and word searches. Visit ten Fact Files to explore what scientists know — and what they still wonder.

03 / MAKE IT YOURS

Color the discoveries.

Bring 12 big coloring pictures to life. Look out for Pierre the pigeon as you explore the mystery with your pencils.

Your free first case

Junior Detective
Starter Kit.

Seven printable pages for curious kids ages 7–10. Meet Lars and Mia, investigate the crime scene and try Ada Quill’s first riddle. No signup needed.

  • A detective ID to make your own
  • A secret number code with warm-up puzzles
  • A crime-scene search and your first riddle
  • A Stonehenge picture to color
  • A Fact, Myth or Mystery? quiz with answers
Cover of the seven-page Junior Detective Starter Kit, a free printable gift from The World's Greatest Mysteries.

A free gift for curious kids

Your Stonehenge
mission starts here.

Try Lars & Mia’s Stonehenge Detective Sampler: eight printable pages to read, color, search and solve. No signup needed.

  • Your own detective ID
  • A Stonehenge Fact File
  • A big picture to color
  • A maze and a word search
  • Answers for both puzzles
Preview of the Stonehenge coloring page featuring Lars and Mia.Preview of the Stonehenge detective maze.

The next detective?

You.

Lars has the magnifying glass. Mia has her notebook. Bring your curiosity — your first case starts with the free Junior Detective Starter Kit.

Start your first mission

Video: instrumental music and on-screen text. No speech.

A few things to know.

Do we need the book to use these printables?

No. The 7-page kit includes instructions and quiz answers. The separate 8-page Stonehenge sampler includes its own maze and word-search answers. Neither reveals the story’s ending.

What age is this adventure for?

The book and sampler are designed for ages 7–10. A grown-up can help with printing or read along.

Is this a numbered sequel?

This is a standalone story in the world of Lars and Mia. There is no need to read another book first.

Where can I find the paperback or hardcover?

Check the paperback listing or hardcover listing on Amazon for current availability. The free bonus page has the Junior Detective Starter Kit and Stonehenge sampler.