A secret opening puzzle is a type of puzzle box that has a hidden compartment that can only be accessed by solving a puzzle. The puzzles can vary in difficulty, from simple slide puzzles to complex mechanical contraptions. These puzzles are often made of wood and can be quite intricate. They make a great gift for puzzle enthusiasts or anyone who enjoys a challenge.
Hourglass Puzzle - Hanayama Cast Puzzle
The Hourglass puzzle is a very difficult puzzle that is made of 4 cast metal pieces. Each piece of the puzzle is engineered precisely to interlock in a seamless way. There are sequential tricky movements that need to...
20 Cent Box - Secret Opening Money Puzzle box
This delightful and ingenious puzzle box conceals a trapped coin in a disguised compartment. Good luck figuring out how to free the coin, it’s a guaranteed head-scratcher! Not to mention,...
Money Puzzle Box Holder
A fun puzzle money box for adults with surprise prizes! The clever money holder puzzle box is a cool way to surprise a friend or colleague with a gift, just...
Ring Puzzle - Tricky Puzzle Ring
Very few examples of puzzle rings have been recorded in history, and hardly any that are over 100 years old. This ring puzzle, however, is a classic configuration based on...
Loop Puzzle - Hanayama Metal Puzzle
A fun challenging cast metal puzzle created by puzzle designer Vesa Timonen. Vesa made this puzzle originally for his girlfriend. The puzzle will keep you entertained as you attempt to...
U&U Cast Metal Puzzle - Hanayama Puzzle
The U&U puzzle contains two U-shaped bolts and four nuts and it is quite complex to solve. There is a devious trick hidden in the puzzle. Taking a closer look...
Coin Puzzle - Brass Trap
The clever little gadget we call the Coin Trap Puzzle comes equipped with a surprisingly simple locking mechanism - the fun of the puzzle derives from discovering the unique trick...
Puzzle Kit - DIY Teleport Puzzle Box
Are you ready for an engaging and creative wooden project? Look no further than the DIY Teleport Puzzle Box kit, a captivating Karakuri work kit that's perfect for both kids...
Wooden Locked Sticks Puzzle
Locked Sticks is a brilliantly simple puzzle that hides a formidable challenge. The game is also known as Snag Box and Computer Chip (it actually does resemble the shape of...
Puzzle Kit - DIY Spin Puzzle Box
Are you prepared for an engaging and imaginative wooden puzzle endeavor? Dive into the world of craftsmanship with the DIY Spin Puzzle Box kit. This do-it-yourself kit includes pre-cut pieces...
Slider Puzzle - Hanayama Cast Metal Puzzle
The Slider puzzle design looks very cool and interesting with surprisingly simple movements. This puzzle is so intriguing, you will want to carry it with you everywhere! A great new...
Puzzle Kit - DIY Ninja Puzzle Box
Looking for a thrilling and creative wooden project? Dive into the world of mystery and craftsmanship with the DIY Ninja Puzzle Box kit from Kubiya Games. Ideal for both kids...
Karakuri Expansion Puzzle Box (New Version)
Another artistic puzzle box from the Karakuri Creation Group. This new version of the Expansion Puzzle Box is based on the prototype of master puzzler Kamei's which created the "Expansion I" (M-44-1) in...
Hanayama Cast Padlock Puzzle
The HZ 5-15 Cast Padlock is designed in the shape of a padlock and is quite challenging to open. It consists of two elliptical pieces that are tightly locked around...
Puzzle Kit - DIY Newton Puzzle Box
Get ready for an extraordinary puzzle adventure with the DIY Newton Puzzle Box kit. This unique do-it-yourself project offers both the thrill of creation and the challenge of solving. The...
Mini Secret Puzzle Box #1
Our top-tier quality Mini Secret Puzzle Box #1 has a secret opening mechanism just waiting to be discovered! The parts of the box will slide easily and smoothly only if...
Karakuri Cube Box #3 - Karakuri Puzzle Box
Cube number 3 from the Karakuri Cube Box series. Each cube in the series has a unique mechanism that is different from all other cube boxes in the Karakuri series. There are...
Square Cast Metal Puzzle - Hanayama Puzzle
Another great puzzle by Vesa Timonen. A square is formed by combining four pieces. Can you disassemble it? Furthermore, the solution changes every time the arrangement of the pieces is...
Maze Box - Wood Brain Teaser Maze Puzzle
Looking for the perfect brain teaser gift? Our clever Maze Box Puzzle will have you feeling like you’ve lost your marbles! While shaking the box, you can hear a ball...
Karakuri Mini Puzzle Box #4 - Secret Puzzle Box
This high-quality Karakuri small cube box #4 has a unique opening mechanism compared with other small boxes from the collection. Simply (or not so simply) find the correct configuration of sliding...
Mini Secret Puzzle Box #3
Only 2 moves! Sounds easy, no? Do not underestimate this tricky little box. Made of expertly crafted, quality wood, the Mini Secret Puzzle Box #3 has a highly unique opening...
Puzzle Kit - DIY One Step Puzzle Box
Are you ready for a captivating and creative wooden project? Introducing the DIY One Step Puzzle Box kit from Kubiya Games. This Karakuri work kit offers both the excitement of...
Mini Cube Lock #8 - mechanical puzzle
There are only 3 moves required to reach the mysterious center of this clever puzzle box, but the journey will not be easy! The Mini Cube Lock #8 is quite...
Auge Disassembly Puzzle
The Auge Disassembly Puzzle is deceptive, because it’s really the reassembly that makes this puzzle so challenging! There is a central, circular piece that must be removed by sliding the...
C.C.O Puzzle
This beautifully shaped puzzle seems to have no end or beginning, that’s how well the three pieces fit together! The pieces are in the shape of letters C, C, and...