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Choose Your Mystery
Pick a story and we'll mail your child the first letter free. Real clues, maps and decoder cards inside. If they love it, continue the adventure with the full 6-letter mystery (one free first letter per customer).
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👣 Bigfoot: Search for the Hairy Hiker (Letter 1)
Regular price $0.00 USDRegular priceSale price $0.00 USD -
🦖 Dino Mystery (Letter 1)
Regular price $0.00 USDRegular priceSale price $0.00 USD -
🦁 Vera’s Zoo: The Great Animal Heist (Letter 1)
Regular price $0.00 USDRegular priceSale price $0.00 USD -
🧪 Axolotl Girl - Toxic Trail (Letter 1)
Regular price $0.00 USDRegular priceSale price $0.00 USD -
🍿 Popcorn Panic (Letter 1)
Regular price $0.00 USDRegular priceSale price $0.00 USD -
🛒 Giant Groceries - Future Foods Fiasco (Letter 1)
Regular price $0.00 USDRegular priceSale price $0.00 USD -
🛸 The Great Beep Chase: Teleporting Trouble (Letter 1)
Regular price $0.00 USDRegular priceSale price $0.00 USD -
🏛️ Historic Heist (Letter 1)
Regular price $0.00 USDRegular priceSale price $0.00 USD
How it works
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Pick a mystery
Choose from 8 original stories for ages 4-10.
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We mail the first letter free
Your child gets a real envelope with clues, maps, collector's cards and more inside.
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They start solving
Every clue builds toward cracking the case. One new letter arrives each week for 6 weeks. No screens required.
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Love it? Continue the adventure
Grab the full 6-letter mystery and we'll pick up right where they left off.
🧠 More than just a mystery
While they're solving the case, they're also learning about real-world topics like our solar system, ancient farming techniques, wildlife habitats, crime-solving methods and more. Every story weaves real knowledge into the adventure so your child is learning without it ever feeling like a lesson.
Letters
Every letter is a new chapter in the mystery
Map & Reference Lists
Reference materials they use throughout the whole story to help solve the mystery
Clues to crack the case
Every letter brings new clues your child uses to solve another piece of the mystery along the way
Collector's cards
Collectible cards they earn with every letter
Comic Book Finale
The last letter includes a comic book that brings the entire story to life from start to finish







