The Great Thinking Cap The Great Thinking Cap

The original mystery advent calendars

1. Open the days numbered clue door

2. Find the correct solution door and open it

3. If you find the day’s number from the inside of the solution door, congratulations, you’ve solved the puzzle of the day!

Age 6+

Only picture based puzzles, no language needed

Designed and produced in Finland

Get your own calendar now

Buy online and following stores

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About us

The Great Thinking Cap is a group of friends wanting to spread their love for innovative game design and unique art to as many elves in all age groups as possible. The best reward for us are the happy faces of our customers and all the positive feedback we have received on our journey!

You can also contact us for custom orders in gamification, edugaming and illustration.
Check our individual portfolios for sample projects.

Mika Mäkelä

Grand elf with a big red thinking hat.
Gamification sorcerer.
Edugaming expert.

Kale Aalto

Head elf with a mighty thinking hat.
Gamification shaman.
Money mage.

Väinö Heinonen

Chief elf of the art department with an ink bottle thinking hat.
Digital ink wizard.