Cluebox's "Schrödinger's Cat" Riddle Box made of birch wood in front of a brick wall; a real cat is sniffing it
Cluebox: Schrödinger's Cat at a Glance: 45 to 60 minutes, 1 to 2 players, ages 12 and up, online hints
Cluebox "Schrödinger's Cat," held by several hands, about 11 cm wide and 12 cm tall, with rotating rollers
Cluebox's "Schrödinger's Cat" in two sizes: Megabox (23 cm) and Standard (12 cm tall) side by side
Cluebox: Schrödinger's Cat with a magnifying glass on the symbol sliders: Find and combine clues, without a solution
Riddle Box : What's Included: Fully assembled in its original printed box
Cluebox's "Schrödinger's Cat" in Detail: Rotating reels, symbol sliders, star sliders, laser-cut birch wood
Cluebox's "Schrödinger's Cat" on a white background: Riddle Box made of birch wood with rotating rollers and sliders
4,6176 Reviews

Riddle Box · 52 parts in the mechanism

Schrödinger's cat

by iDventure

€45,90

Includes sales tax · Free shipping on orders of €35 or more

In stock · Delivered to you on …

45-60 min Playing time Ages 12 and up Secret Compartment for Cash Gifts 52 Parts in the mechanism 1–2 people Level 2/5 · Easy Dimensions: 11 x 11 x 12 cm
  • Fully assembled: just unpack it and start solving the puzzles.
Angebotspreis€45,90
parts 52

Parts

parts 52

Parts

parts No assembly

Assembly time

parts No assembly

Assembly time

parts 11 x 11 x 12

Size in cm

parts 22 x 22 x 23

Size in cm

Level 2: Easy Level 2: Easy

Recommended age 12

Selection:Schrödinger's cat
Angebotspreis€45,90
Free with your purchase: Treasure box (Value 34,90 €) Until Mo., 21.12. Order: Delivery by Christmas Eve
Free Treasure box (Value 34,90 €)from 99 € Order Total

Until Mo., 21.12. Order: Delivery by Christmas Eve

Only 2 days left: Free gift

1 T 09:18:54

Free Treasure Chest: Already 59 % out of print

Selling out soon · Demand is rising sharply right now

4.7 out of 2,600 store reviews · over 350,000 customers

  • Help with Solutions: Tips and Solutions Online

    Answer Key

    If you're stuck, you can find tips and the solution online at Riddle Box . And our support team is here to help you personally: Mon–Fri, 9 a.m.–5 p.m., usually within 30 minutes.

    View Tips and Solutions
  • 100 days right of return
  • Purchase on account: Pay in 30 days
  • Pay with PayPal

" Riddle Box " takes up Schrödinger's thought experiment: The cat is in the box, and only those who solve the puzzles in order can free it. Can you do it?

Solve the puzzles and free the cat: Can you do it?

  • Playing time: 45 to 60 minutes, for one or two players
  • 52 components: laser-cut from birch wood with precision
  • Secret compartment for money: 1.5 x 4.5 x 7.5 cm; Megabox: 3 x 9 x 15 cm
  • Replayable: Can be solved again with other players
100-day return policyFree replacement partsShipping from Berlin

Puzzle night for two? Get a second box to go with it

The item has been successfully added to your shopping cart
Free Treasure box (Value 34,90 €)Design subject to availabilityYou're still missing 99,00 € (starting at 99 € (Order total)
Cluebox's "Schrödinger's Cat" Riddle Box made of birch wood in front of a brick wall; a real cat is sniffing it
Cluebox Schrödinger's Cat
Angebotspreis€45,90

MagicWeeks through November 30

MagicDeals: Up to 40% off select kits

New deals every week, while supplies last.

From 99 € Included for free: DIY Treasure Chest (Value 34,90 €)

View all MagicDeals

More MagicDeals

View All
You save 45 %
Romantic Venice Book Nook, glows on the bookshelf in the evening, casting a warm light on the books next to it
To the product
(17 reviews)
Romantic Venice | Diorama | Rolife
Angebotspreis€29,90 Regulärer Preis€54,90

110 pieces · 2–5 hours assembly time

110 parts

2-5 h assembly time

You save 45 %
Sam's Study Miniature House, an illuminated study with bookshelves on a walnut sideboard in the evening
To the product
(91 reviews)
Sam's Study (Study)
Angebotspreis€29,90 Regulärer Preis€54,90

253 pieces · 5–9 hours assembly time

253 parts

5-9 h assembly time

You save 45 %
Simon's Coffee Shop Miniature House Robotime
To the product
(62 reviews)
Simon's Coffee Shop
Angebotspreis€29,90 Regulärer Preis€54,90

203 pieces · 10+ hours of assembly time

203 parts

10+ h assembly time

You save 44 %
London Tour Bus 3D Puzzle Robotime
To the product
(29 reviews)
London Tour Bus
Angebotspreis€24,90 Regulärer Preis€44,90

255 pieces · 2–5 hours assembly time

255 parts

2-5 h assembly time

You save 40 %
Marble Spaceport wooden marble run, fully assembled on an oak desk in bright daylight
(709 reviews)
Marble Spaceport
AngebotspreisFrom €23,90 Regulärer Preis€39,90

472 pieces · 5–9 hours of assembly time

472 parts

5-9 h assembly time

You save 40 %
Marble Link Pack | ROKR Mechanical Kit Robotime Marble Link Pack | ROKR
(709 reviews)
Marble Link Pack | ROKR
AngebotspreisFrom €23,90 Regulärer Preis€39,90

182 pieces · 2–5 hours assembly time

182 parts

2-5 h assembly time

You save €75,00
WoodTrick Offshore Oil Rig Mechanical Kit
To the product
(41 reviews)
Offshore drilling rig
Angebotspreis€129,90 Regulärer Preis€204,90

1,180 pieces · 10+ hours of assembly time

1180 parts

10+ h assembly time

You save 33 %
Emily's Flower Shop Miniature House Robotime
To the product
(63 reviews)
Emily's Flower Shop
Angebotspreis€29,90 Regulärer Preis€44,90

206 pieces · 10+ hours of assembly time

206 parts

10+ h assembly time

What You Get

Nothing is missing, and nothing is revealed in advance: Everything you need to solve the puzzles is included.

What's Inside the Box

  • Schrödinger's Cat, 52-piece mechanismDimensions: 11 x 11 x 12 cm

176 customer reviews

4.6/5 · 176 customer reviews

If you're stuck, you're not alone.

Riddle Box is all about solving problems, not speed. And if you get stuck anywhere, here's what you need:

🔐 Fully assembled

Do I have to assemble anything?

No. The box arrives fully assembled; you just unpack it and start solving puzzles.

💬 Personalized Support

What if I get stuck?

Then a real person will help you: via WhatsApp, phone, or email, Mon–Fri 9 a.m.–5 p.m., usually within 30 minutes.

🔧 Free replacement parts

What if a part breaks?

Then we'll send you a replacement free of charge. You won't have to buy anything new.

Technical details

Parts of the mechanism52
Playing time45-60 min
Player1–2 people
Puzzle DifficultyLevel 2 of 5 · Easy
Recommended agefrom 12 years
MaterialLaminated wood
Size11 x 11 x 12 cm
GameplayHidden clues and various mechanisms guide you step by step toward opening the box.
ShippingFrom Berlin · Free shipping on orders of €35 or more

Frequently Asked Questions

How hard is the puzzle, really?

The box is at Level 2 of 5 and serves as an introduction to the Cluebox series. You solve it step by step; Schrödinger’s cat paradox merely provides the theme, while the puzzle relies on observation and logic. If you connect the clues, you’ll make progress.

How long does it take to solve it?

Plan on 45 to 60 minutes—the same for both the Standard Box and the Megabox. How long it actually takes depends on how quickly you pick up on the connections.

Do I have to assemble anything?

No, the box arrives fully assembled. No glue or tools are needed. The 52 birch wood pieces are already put together; your only task is to solve the puzzle.

What fits in the secret compartment?

The secret compartment measures 1.5 x 4.5 x 7.5 centimeters, while the Megabox measures 3 x 9 x 15 centimeters. A bill, a gift certificate, or a small piece of jewelry fits inside perfectly. This makes the box ideal for wrapping a small gift.

What is the difference between Standard and Megabox?

The Megabox is the same puzzle in a larger format—about 22 x 22 x 23 cm instead of 11 x 11 x 12 cm. The playing time, difficulty, and 52 pieces are the same; only the secret compartment is larger. Both boxes can then be solved again with other players.

What's the deal with Schrödinger's cat?

In physicist Erwin Schrödinger’s thought experiment, a cat and a vial of poison are locked inside a closed box, and the cat can then be both dead and alive at the same time. This box explores exactly that situation. Your task is to solve the puzzle and free the cat.

Gameplay & Gift Suitability

A thought experiment turns into a real mystery adventure: In the “Schrödinger’s Cat” Cluebox, it’s up to you to open the mysterious box and free the cat.

Step by step, you’ll explore the box, discover hidden clues, and figure out how the various mechanisms work. You won’t need a screen or an app—just your curiosity, patience, and a love of puzzles.

Can you figure out the secret of the box?

Two Options for Your Puzzle Adventure

You can choose between the classic Schrödinger's Cat Cluebox and the larger Megabox:

  • Standard Cluebox: about 45–60 minutes of puzzle fun
  • Megabox: about 45–60 minutes of puzzle fun—the same puzzle in a larger format

This way, you can decide for yourself which format you'd like to use for the puzzles.

💛 Why you will love this product

  • 🐈 A cat is waiting to be rescued —solve the puzzles, open the box, and bring the thought experiment to a successful conclusion.
  • 🧩 Challenging, screen-free puzzle fun —examine mechanisms, piece together clues, and lose yourself completely in your next attempt to solve the puzzle.
  • 🏆 A moment of triumph that will last a lifetime— the moment the box finally opens makes all the tinkering worthwhile.
  • 👥 Solve them alone or together —take on the challenge by yourself or work through the puzzles with friends and family.
  • 🎁 A gift idea with a surprise —you can hide money, jewelry, or a personal note in the secret compartment.

An Escape Room for Home

The Cluebox combines a wooden " Riddle Box " with the feel of a small escape room. Instead of just unwrapping something, the recipient has to observe, experiment, and put things together until the secret compartment opens.

Once you've solved it, you can put the box back together and pass it on to other puzzle fans. That way, the adventure starts all over again.

What is Schrödinger's thought experiment about?

In the well-known thought experiment, a cat is placed inside a closed box along with a mechanism. As long as the box is not opened, the thought experiment describes the cat as both alive and dead at the same time.

With this Cluebox, a theoretical question turns into a playful adventure: You have to open the box and find out what's hidden inside.

Technical details

  • Product Type: Escape Room-Riddle Box
  • Material: high-quality wood
  • Components: 52
  • Dimensions: 11 × 11 × 12 cm
  • Secret compartment: 1.5 × 4.5 × 7.5 cm
  • Playing time for a standard Cluebox: approx. 45–60 minutes
  • Megabox playtime: approx. 45–60 minutes
  • Replayability: The box can be reset and then solved by other people.

Not sure yet which " Riddle Box " is right for you? You can find more Cluebox sets at MagicHolz.

Check it out in the video

🔐 Solve the puzzle first, then the box will open

🪵 Real wood, laser-cut

🧠 Only your mind matters

🇩🇪 Service from Germany

The MagicHolz

MagicHolz real people behind MagicHolz .

A small team based in Berlin that answers every question personally. We offer around 400 models, including our own MagicHolz Originals.

Add to Cart

100-day return policy

We are also committed to causes beyond our products.

We support projects that are important to us.

SOS Children's Villages: I'm helping out

We're doing our part: as supporters of SOS Children's Villages.

University of Tübingen

Sponsor of the University of Tübingen's InnoSparks ideas competition: the best ideas win MagicHolz.

Vivanova Leukemia Aid Vienna

Fundraising partner of Vivanova Leukemia Aid Vienna.

Have questions for us personally? Legal Notice & Contact