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Reversing Goggles
These amazing Reversing Goggles allow you to view the world upside down! The plastic goggles hold two Dove plexiglass prisms, which invert the image....
£ 55.00
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
Chinese Magic Mirror
Shine a bright, collimated light on the mirror - sunlight works brilliantly - and the pattern on the back of the mirror  will be projected at the wall or on any blank screen. Then you’ll see the image of the Chinese Signs of the Zodiac.
£ 100.00
Neon Flicker
When you flick the piezoelectric strip to and fro, it generates enough electricity - over 105 volts - to light the neon bulb. 
£ 9.99
iTop
The pocket-sized electronic spinning top counts the number of revolutions and keeps track of scores - can you beat the highest score?
£ 14.95
Adventures in Wonderland Card
Open the Music Box Card to reveal a beautiful musical storytelling scene. Listen to the music and watch Alice and the White Rabbit magically chase around and around to the music.
£ 9.95
Infinity Loop

High Quality Stainless steel spring! Rolls like a metallic bubble! 3D Kinetic Spring! A Springy Slinky for your arm!

£ 4.99
Magic Cube
An elegant, transforming geometric puzzle. Based on the Yoshimoto Cube, which we used to sell about 20 years ago!
£ 9.99
Ruford the Dog
Our large green dog, Ruford, is an awesome transforming Truck and Puppy! First, wind him up and he rolls happily along like a normal truck. Suddenly, the legs, head and tail come out. He stands up and starts walking as a dog! He then folds back into a truck and starts rolling again! Wind-up toys have been around for more than 100 years, but this morphing toy does so much more than your grandma’s wind-up toys! No batteries needed - just wind him up! Size: 6.5" Long (6.5 x 4 x 2.5 inches) Comes packaged in a windowed gift box.

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£ 8.99
Nitinol Engine Kit
The heart of this unusual thermal engine is a thin ring of Nitinol wire (0.3mm). Some warm water is enough to make the Nitinol Engine run.
£ 27.99
World Architecture Calendar 2018
Could the 2018 World Architecture Calendar be the perfect gift that will last all year round and brighten up any desk?

The calendar comes flat in a sturdy box.  Each end has a magnet that, when swiveled around will clip together to reveal pop up buildings, statues and monuments from around the globe.
£ 14.99
(-73.38%) £ 3.99
Bouquet of Roses Pop Up Card
This bouquet of roses will last a lot longer than the real thing! 

To commemorate a special occasion, to say thank you, or just to let someone know you are thinking of them. Open the card and up pops the bouquet of roses. Envelope included. 
£ 8.00
Romeo & Juliet Pop Up Card

Inspired by a love of the bard, this handcrafted "Romeo and Juliet” pop up card can be used for a multitude of occasions – be it to commemorate a special occasion, to let someone know you are thinking of them, or as a special memento – this card will definitely bring a smile to your loved one’s face!

£ 8.50
Funky Dice
These very unusual dice swivel in the middle.  Each 'half' dice has 4 sides, marked with zero, one, two or three pips. The minimum score is zero, and the maximum score is 6. Throwing one of these dice has 16 possible combinations. Not your regular dice! 
£ 9.99
Wobblo
When you rotate the Wobblo in your hand, the metal ball inside starts spinning, creating some really magical movements. 
£ 5.99
Einstein Hollow Face Illusion
The Hollow Face Illusion is probably one of the most amazing optical illusions we have come across. The mask can be stood up in a window and the...
£ 45.00
Pseudoscope Kit
The Pseudoscope swaps the incoming images, so that the right eye sees what the left eye would have seen, and vice versa. 
£ 37.99
Gallus Light
This elegant lamp consists of a solid wood base, a brass housing containing a tea light candle, and a glass chimney. What is surprising about this...
£ 72.00
15 Note Music Box Set
We remember this charming little toy from years ago, and are proud to be able to present it here once more.Traditional musical boxes normally have a...
£ 8.00
Ring Dial
A Ring Dial - or two-ring universal equinoctial ring dial to give it its full name - was a cutting edge scientific instrument in its time, which is...
£ 39.00
Flipbooks - set of 3
These beautiful little flipbooks come from Italy. They are in full colour, and the charming scenes have a very smooth, cinematic, movement, and are...
£ 11.99
Stirling Engine Kit
The Stirling engine was invented by the Reverend Dr Robert Stirling in 1816. It works from an external heat source, converting this heat energy into...
£ 29.99
Curie Point Magnetic Heat Engine
Here is a little engine that demonstrates a magnetic property known as the Curie Effect. The French scientist Pierre Curie discovered that...
£ 45.99
Magnetic Field Paper
Developed back in the 1970s, with ideas that it might become a replacement for paper, this paper makes magnetic fields visible. Any magnet can be...
£ 4.99
UV Beads
50 plastic UV beads, supplied in a small plastic pot. Normally the beads are just white. But when you expose them to Ultra Violet light - sunlight is...
£ 8.99
Talking Tapes
A long thin plastic strip, about 60cm long. It doesn't look like much, but it talks! Along the length of the strip is a pattern of fine ridges or...
£ 7.99
10 Blank Strips for the 20 Note Music Box Set
10 Blank Strips for the 20 Note Music Box Set
£ 7.00
Rocket Launcher Pens (pair)
Press the little button, and the pen opens up like a rocket ready for take off! When you have finished, just fold the pen away again.You get a pair of pens.
£ 4.99
Optical Illusion Ring
This is fantastic optical illusion! When you turn the ring one way, it seems to be getting fatter; if you turn it the other way, it seems to be...
£ 5.99
Moving Venice
This cardboard panorama of Venice folds and slots together, to create a picture that you can hang on your wall. But this is more than a picture - as...
£ 17.99
Brandy or Port Pipe
Hand made specially for Grand Illusions by our glass blower, the Brandy Pipe is an unusual drinking vessel that allows you to drink from the bottom...
£ 17.99
Large Ball Bearings
These large ball bearings are about 2 inches in diameter, and a pair of them weight over a kilo!When you bang them together smartly, there is a loud...
£ 29.99
Jumping Discs - Set of 3
These little metal discs are bimetallic - they are made from two different metals - and this enables them to perform an amazing physics trick!The...
£ 7.99
Gaussian Gun
OK, why is it called the Gaussian Gun, I hear you ask? Well, no reason really, except that a friend of ours just christened it that, and the name...
£ 10.99
Han Dynasty Compass
This is a modern replica of the oldest instrument in the world which is known to be a compass. The spoon or ladle is of magnetic lodestone, and is...
£ 58.99
Rope Trick
Not quite the Indian Rope Trick, but a nice and very simple piece of close-up magic!Thread the rope through the little box. You can stop at any point...
£ 4.99
Coin Spin Bank
The Coin Spin Bank is a money box with a twist - as you insert the coin, two springs give the coin a spin, and it lands - spinning - on the circular...
£ 5.99
Logic Specs Case - Green/Purple
Invented in the 1990s, the Logic Specs case is an unusual container for a pair of spectacles! The case is held closed by magnets. But when you open the case, you can continue to open it until each half has performed a complete revolution, and the band on the outside of the case is now a different colour!Logic Specs Case
£ 6.99
Storm Glass
The Storm Glass has been used since around 1750 as a way for sailing ships to predict the arrival of stormy weather. It was well documented that...
£ 115.26
Dropping Top
This unusual and very beautiful dropping top is hand made from Sandarac wood and African Blackwood. A dropping top has an unusual method of being...
£ 72.00
Zero Launcher
The Zero Launcher launches 2 to 6 inch diameter non-toxic smoke rings that sail up to fourteen feet. Easy to use, they are great stress busters and...
£ 19.99
Tippe Top
The Tippe Top consists of a slightly flattened sphere, with a metal stem. It looks slightly like a small mushroom!If you spin the top, it starts to...
£ 19.99
Wide and Long Puzzle
This optical illusion has appeared in various books in recent years, but here it is as a wooden hand made demonstration!The puzzle shows two boxes,...
£ 13.99
Lenz's Law Demo
If you drop the little metal slug down the copper tube, it falls under the pull of gravity, and drops out at the bottom, just as you would expect.But...
£ 15.99
A Trick of the Eye
This cardboard panorama, which combines several optical illusions, folds and slots together, to create a picture that you can hang on your wall. But...
£ 17.99
Handbook of Cubik Math
This book, republished in July 2010, explores the mathematics of solving the Rubik's Cube. 'The best book yet written - or likely to be written -...
£ 15.00
Rainbow Trout Pen
You'll almost believe they're real!These realistic Rainbow Trout have been hand-painted with an irridescent paint that makes them glitter like...
£ 4.99
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! On the one hand, this...
£ 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 - MOBIUS
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 - NEWS
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 - VORTEX
The motivation behind this puzzle is the statue of Asura, the ancient Indian god and also a protector of Buddhism.
£ 12.00
Non Transitive Dice - Set 1
An amusing new game to trick and baffle your friends, based on a recent discovery made at Stanford University, USA. These so-called 'Non Transitive...
£ 3.99
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
True Mirror
When you look in a mirror, who do you see? Not the person other people see, since our reflection in the mirror is reversed - raise your left hand,...
£ 199.00
Euler's Disc
Euler's Disc is a fascinating physics demonstration that mesmerises everyone that sees it. The base is a slightly concave mirror. There is then a...
£ 33.00
Steam Powered Top
The steam powered top floats on water, and a loop of copper tube passes down through the cork into the water below. The two ends of the copper tube...
£ 9.99