Err

Where science meets magic and fun meets education!

Puzzles

Cast Puzzle - TRINITY
A puzzle that interlocks each piece with the two other pieces via an elusive, organic design. There are numerous possible combinations other than the ones shown here, giving you plenty of room to enjoy some puzzling experimentation.
£ 12.00
Dovetail Cube Number 1
This elegant metal cube invites you to separate the two halves. However it is not as easy as it might appear. All four sides have an identical...
£ 50.40
Dovetail Cube Number 2
This is a great puzzle for trying out on your friends, or maybe having on your desk, to challenge visitors to your office!
£ 50.40
Dovetail Cube Number 3
When you initially present this puzzle to someone, there is no sliding, pulling or twisting movement they can perform that will separate the two...
£ 50.40
Cast Puzzle - VORTEX
The motivation behind this puzzle is the statue of Asura, the ancient Indian god and also a protector of Buddhism.
£ 12.00
Cast Puzzle - MARBLE
The Japanese company Hanayama have been making a range of cast metal puzzles for over a quarter of a century now. The design of their puzzles is...
£ 12.00
Vanishing Leprechaun
This classic puzzle dates from the 1960s. How many Leprechauns are there exactly?
£ 3.99
Puzzleware
This is a traditional puzzle, but given a new twist!The fork and spoon are linked, and in order to use them, you have to solve the puzzle. As the...
£ 9.99
Russian Puzzle
This deceptively simple puzzle is made for us in Russia. The object is to fit all 5 pieces into the square!
£ 19.99
Cast Puzzle - COIL
The theme of this puzzle is “Loops”.
£ 12.00
Einstein's Puzzle Cubes
E= mc2. One famous equation. Five symbols. Countless implications. Einstein’s equation for mass-energy equivalence altered the way we think about energy and mass, and has provided endless technological advances.
£ 10.00
Cast Puzzle - DONUTS
The Japanese company Hanayama have been making a range of cast metal puzzles for over a quarter of a century now. The design of their puzzles is...
£ 12.00
Crystal Puzzle - Diamond
This 3D jigsaw puzzle will have you sculpting a solution in the form of a Dazzling Diamond!
£ 8.49
Crystal Puzzle - Skull
Bringing puzzles into the third dimension!
£ 3.99
Barrel and Ball Puzzle
This version of the famous Hoffmann Barrel and Ball puzzle consists of a blue barrel which contains a ball bearing. The challenge is to get the ball...
£ 35.00
Magic String Puzzle
Your challenge - if you choose to accept it! - is to separate the string from the metal, and then to re-attach it.
£ 5.99
Cast Puzzle - GALAXY
GALAXY was originally designed by Bram Cohen for the International Puzzle Party, and was subsequently picked up by Hanayama.
£ 12.00
U-Two
There are many disentanglement puzzles available, so we only pick out a few that we really like. The challenge is to separate the piece of cord with...
£ 6.99
Coin Bank Puzzle
This nifty little puzzle allows you to insert a single coin into the perspex disc. This bit is easy. However when you try to remove the coin, it is...
£ 3.99
Cast Puzzle - PADLOCK
The Japanese company Hanayama have been making a range of cast metal puzzles for over a quarter of a century now. The design of their puzzles is...
£ 12.00
Cast Puzzle - DIAL
The Japanese company Hanayama have been making a range of cast metal puzzles for over a quarter of a century now. The design of their puzzles is...
£ 12.00
Cast Puzzle - CAKE
The Japanese company Hanayama have been making a range of cast metal puzzles for over a quarter of a century now. The design of their puzzles is...
£ 12.00
Cast Puzzle - DIAMOND
DIAMOND is Level 1 Difficulty (i.e. fairly easy, but not THAT easy!) It comes in a smart presentation box. The challenge is to separate the two pieces, and then to put the puzzle back together again.

£ 12.00
Cast Puzzle - ENIGMA
ENIGMA is Level 6 Difficulty (i.e. difficult!) It comes in a smart presentation box. The challenge is to separate the two pieces, and then to put the puzzle back together again.
£ 12.00
Puzzle and Perplex - The Triangle Puzzle
Made of solid steel, this puzzle is guaranteed to flex your cognitive muscles. If that’s not enough, it comes with two brainteasers and two fascinating facts to give your brain a thorough workout!
£ 8.00