Err

Where science meets magic and fun meets education!

Mechanical Toys

Vortex Dome
This is a beautiful physics toy designed for your desk. A vortex lives in here, just spin the gorgeous glass dome to see it!
60.00
Magnificent Dinosaur Machine
Turn the handle to watch the Dinosaur walk and ROAR! Darwin the cat gets a bit scared by the roar and disappears down the chimney.
14.99
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
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! 
8.99
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
(-80.05%)  2.99
Happy Hat
The makers say that it is literally impossible to be unhappy whilst wearing one of these Happy Hats! 
2.99
Fling Stick
The Fling Stick is a paper wand that when you 'fling' it, extends up to 48 inches. It also features 12 different sound effects for added fun!
3.99
Wobblo
When you rotate the Wobblo in your hand, the metal ball inside starts spinning, creating some really magical movements. 
5.99
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
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!
7.99
Ice Heart Maker
Place a piece of ice on one half of the Ice Heart Maker, and pop the other half on top. The ice cube melts extraordinarily quickly and you are left...
48.00
Steam Engine Kit
This sophisticated pre-punched cardboard kit will enable you to build a working steam engine!
38.99
Wimshurst Machine Kit
This high quality cardboard construction kit allows you to build your own version of the classical high voltage generator - with limited current for...
34.80
Helicone
Inspired by nature, based on the Fibonacci Numbers and the Golden Angle, Helicone not only represents beautiful botanical structures but also...
70.00
Tesla Valve - Metal
Nikola Tesla's valvular conduit is another one of his forgotten inventions. Invented in 1920 it has largely been overlooked. What is it? In simple...
49.99
Tesla Valve - Plastic
Nikola Tesla's valvular conduit is another one of his forgotten inventions. Invented in 1920 it has largely been overlooked. What is it? In simple...
34.99
Magnificent Walking Machine
Created by a freelance paper engineer and designer in the UK called Geoff Rayner, this paper and card construction kit involves no glue at all! Watch...
14.99
Magnificent Flying Machine
Created by a freelance paper engineer and designer in the UK called Geoff Rayner, this paper and card construction kit involves no glue at all! Tim...
14.99
Walter Ruffler- Red Knight
Paper automata have a long tradition, dating back to the 19th century. Today paper modelling is enjoying a renaissance. More and more people have...
6.99
Walter Ruffler - Good Fishing!
Paper automata have a long tradition, dating back to the 19th century. Today paper modelling is enjoying a renaissance. More and more people have...
6.99
Walter Ruffler - Chinese Dragon
Paper automata have a long tradition, dating back to the 19th century. Today paper modelling is enjoying a renaissance. More and more people have...
6.99
Folding Alphabet Book
These fun little hard back books contain over 100 pages which are totally blank. However on the back of each page are folding instructions, which...
6.99
Lollipopter - Sugar Plum Shuffle
With a quick twist, Lollipopter magically transforms from a 'swirl' to a 'burst' and back again in one amazingly elegant motion.
23.99
Lollipopter - Mango Fandango
To transform it, simply spin the handle and watch the magic unfold. To change it back, just spin it the other way. Intuitive, relaxing, fun, and addictive!
23.99
Lollipopter - Green Apple Turnover
With a quick twist, Lollipopter magically transforms from a 'swirl' to a 'burst' and back again in one amazingly elegant motion.
23.99
Lollipopter - Huckleberry Spin
To transform it, simply spin the handle and watch the magic unfold. To change it back, just spin it the other way. Intuitive, relaxing, fun, and addictive!
23.99
Magnificent Marble Machine
The 'Totally Glueless' Magnificent Marble Machine is an automaton - a moving machine - and a marble run, all in one! 
14.99
Leidenfrost Ring
The Leidenfrost Effect occurs when a liquid comes into contact with a hot object, with the correct temperature difference between the two. 
28.99