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Políticamente Incorrecto

Políticamente Incorrecto

16,00€

Universe Lights Projector DIYJapanese

17 Review (s)

A spectacle of lights at your fingertips, the color of the universe decorating your room. The cosmos will open in front of you, creating a unique experience. Note: It is not realistic. Do not wait to discover real constellations, simply is alighting effect to decorate your room or your kid´s. It can create a cosy and romantic atmosphere or simply use it as a light relaxing when you go to..
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15,73€ 7,26€
-54%

Universal Telescope for Smartphones

7 Review (s)

The telescope. It is a basic tool in the study of the stars and astronomy has benefited greatly from his invention. Galileo Galilei was one of the first users of this device and thanks to his telescope could score in great detail characteristics of celestial bodies like Jupiter or the moon, were hitherto unknown. Several types of telescopes: refractors, lenses using reflectors: They have a concave..
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56,87€

Praxinoscope Lumiere

11 Review (s)

Praxinoscope During the nineteenth century it became important to study the peculiarities of the human eye and found that if 16 images of a movement that takes place in a second are passed on also on a second, the persistence of vision unites them and makes them look like a single moving image. This discovery about the persistence of the retina, which it maintains, through a complicated neurologi..
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39,93€

Zoetrope. Optical toy

6 Review (s)

Zootrope During the nineteenth century it became important to study the peculiarities of the human eye and found that if 16 images of a movement that takes place in a second are passed on also on a second, the persistence of vision unites them and makes them look like a single moving image. This discovery about the persistence of the retina, which it maintains, through a complicated neurological ..
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32,67€

Jaccob´s ladder queen and King

11 Review (s)

The Jacob´s ladder is one of the most ancient and famous folk optical toys. Legend has it that one was found in king tut´s tomb, which means these toys were played with in egypt before 1352 b.c. What is really true is that these toys date back to pilgrim times in america and were made by indigenous craftsmen throughout Mexico. The toy is called jacob´s ladder because its seemingl..
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37,00€

Spinning hourglass

13 Review (s)

It is not known precisely what the origin of the hourglasses. It is believed that the Roman armies used them overnight to so accurately calculate sunrise and create strategies for battle; it has also been said that they were invented by a French monk toward the end of the eighth century. At that time, Charlemagne, King of the Franks, had one so big that only should be turned every 12 hours. The ho..
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38,72€

Telescopic view

10 Review (s)

Telescopic view This optical product is considered to be an exciting entertaiment during century in Europe. It's original from England. It divides scene levels, landscape, interior in such a way the looking through and aperture placed in the front, you will be able to see this scenes in 3D. It's a view of the Cristal Palace opening ceremony by Queen Victory. Features (opened): Height: 19 cm. W..
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22,99€

Teletone

0 Review (s)

Teletone is an old toy that show us how the voice travels through a string with a very simple explanation. When you speak your voice vibrates the membrane incorporated in the device, the vibration travels through the tight string which vibrates the membrane of the other receiver. Thus the sound caused by the vibrations goes directly to your ear. It is a very simple toy but which makes us discover..
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45,98€

Toupie fantoche base

7 Review (s)

La Toupie Fantoche is an optical toy invented by Emile Reyanaud in 1881 and it´s a modification of his first invention: the praxinoscope. It consists of four triangulars mirrors that form a pyramid. In the vertex the discs are placed, in such a way every drawing stays opposite every mirror. When turning the drawing seemed to summon up life. Eight discs are accompanying the instrument with il..
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42,35€

Toupie fantoche

10 Review (s)

La Toupie fantoche is an optical toy invented by Emile Reyanaud in 1881 and it´s a modification of his first invention: the praxinoscope. It consists of four triangulars mirrors that form a pyramid. In the vertex the discs are placed, in such a way every drawing stays opposite every mirror. When turning the drawing seemed to summon up life. Eight discs are accompanying the instrument with il..
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24,10€

Myriorama

9 Review (s)

The "Myriorama" was a very well-known entertainment during the XIX century. The first publish Myriorama is dated on 1830 in Leipzig. This game contains 16 illustrations which can be mixed together randomly and will show thousands of different landscapes. Dimensions of the box: 18.5 cm x 7.5 cm x 1.6 cm.
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18,00€

Music Box Your Own Music

6 Review (s)

With this Mechanical Music Box you can create your own melody in a few minutes. You only have to drill the corresponding holes on the score of paper and give it to the handle. Easy and fun! Includes 1 punch and 20 blank scores to compose your melodies by punching holes. Dimensions (including scores): 36cm x 16cm x 12cm Weight: 360gr
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26,95€

FitzRoy´s Stormglass

1 Review (s)

A very rudimentary form, a forecaster of storms or Stormglass is a kind of planet Earth in miniature, to all parties, and take a look at the weather forecast. This ingenuity was generally used among the sailors in the 19th century, and was developed by Admiral Robert Fitzroy (the first meteorologist of the history) during the scientific expedition of the HMS Beagle, with Charles Darwin. A kind o..
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59,29€ 49,00€
-17%

Levitron Lamp

2 Review (s)

Features: Ideas should not the same!Intelligent life, almighty to enjoy！ Suspension stability, easy to put, appearance design, quality assurance！ Products used in display advertising, business gifts, craft gifts！ Specifications: Base material: ABS plastic. Appearance size: 175 mm * 173 mm * 50 mm thick; Base color: black; Lamp: four LED lights Among the globe size: 3 inches (8.5 C..
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21,78€

Thaumatrope

5 Review (s)

The Taumatrope is an optical instrument which was produced for the first time by John Ayrton Paris in England on 1824. His aim was to prove that retina is inclined to persist in a course of action or movement. It contains a disc with two different images in each side and two tied ropes. When pulling the ropes, both sides of the disc will come together in one image. The taumatrope was the precedent..
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29,04€

Nautical astrolabe keychain

2 Review (s)

The Nautic Astrolabe, instrument very used by navigators during XVI and XVII centuries to find the latitude of the boat. The one that we reproduce is a retort of the found one in a Spanish ship from the Spanish Navy Is made of metal with a bronze coating and has a booklet with instructions for use. The base is made of wood and the support is in brass It comes in an attractive gift box as a key cha..
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28,00€

Gotic pocket compass

4 Review (s)

The invention of the Compass is attributed to the Chinese. The first written reference to its use is dated on XI century, with the Arabs, probably, who introduced it in Europe. This pocket compass made of brass, is inspired by the cathedral rose windows of Gothic churches of the fourteenth and fifteenth century, is presented in a beautiful case and It comes as a key ring, a pendant or as a clip fo..
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28,00€

Skelleton pocket compass

4 Review (s)

The invention of the Compass is attributed to the Chinese. The first written reference to its use is dated on XI century, with the Arabs, probably, who introduced it in Europe. This pocket compass of original design, is made of bronze. Note: it comes as a key chain, a pendant or as a clip format. If your preference is the pendant or clip, please notify us in "observations". In case you don't advi..
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33,76€

Quartz pocket watch

1 Review (s)

The human being and his need to go over fixing the time, in principle based on the succession of natural phenomena , invented the sundial, which over the centuries had perfected incorporating italics and Babylonian hours, until becoming in the astrolabe. However, the need for not more accurate clock but more comfortable functionally , led him to provide to these primitive devices a simple mechanic..
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33,76€

Watch Praga´s Astrolabe

4 Review (s)

Pocket watch The human being and his need to go over fixing the time, in principle based on the succession of natural phenomena, invented the sundial, which over the centuries had perfected incorporating italics and Babylonian hours, until becoming in the astrolabe. However, the need for not more accurate clock but more comfortable functionally, led him to provide to these primitive devices a sim..
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64,13€

Sundial Escorial

1 Review (s)

From immemorial times, humanity has known that the changing length of an object shade indicates the time of the day and this shade is shorter towards midday and is extended towards the dusk. Without a doubt the first rudimentary sundial simply consisted of a stake nailed in the ground. These Sundials that we design, are denominated of "faltriquera", and they are dated from XVI century, whose origi..
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102,85€

Astrolabe Arsenius 10

4 Review (s)

Features: - Diameter: 10cm. - Height: 13.5cm. - Thickness: 0.8cm.
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29,04€

Nocturnal Keychain. Medieval device

1 Review (s)

The Nocturnal, astronomical instrument commonly used during the XVI and XVII centuries, whose aim was to find out the nocturnal time through the position of circumpolar stars. Is made of metal with a bronze coating and has a booklet with instructions for use. The base is made of wood and the support is in brass. NOTE: It is delivered in an attractive gift box as a keychain, a pendant or as a clip..
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31,46€

Astrolabe Keychain

4 Review (s)

Reprodution of a sixteenth-century Astrolabe which is preserved in the Museum of Oxford. It comes in a nice box and is accompanied by a small booklet with a brief history of the astrolabe. Even as a functional tool, its small size makes the measurements are imprecise. For more accurate use, we recommend the Astrolabe 10 that you can see also in this section. NOTE: It is delivered as a keychain, a..
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58,08€

Perpetual calendar

2 Review (s)

Our Perpetual Calendar is based on the dominical letter and has an effective value of almost 1200 years, from 1600 to 2700 centuries . It has two faces: the first is a partial reproduction of Planisferium Copernicanum, on the other side we see a compass rose winds and the portraits of Galileo Galilei and Newton. With this calendar you will find using a few simple calculations, the day in which fel..
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19,00€

XMATRIX Puzzle Brainteaser

4 Review (s)

Xmatrix is an amazing new brand of mesmerizing 3D labyrinth puzzles. This exciting range challenges spatial awareness, memory and manual dexterity. These cool gifts present dazzling good looks and sparkle like jewels in the sunlight. Appealing to all ages, these high quality modern collectables are available in different shapes and colours. With a unique Patent Pending precision design, each featu..
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230,00€

Steam Roller "Old Smokey" Green/Red Wilesco

3 Review (s)

Mirror polished and nickelplated Boiler, diameter 45 mm, length 185 mm, boiler capacity 230 cm³, with water gauge glass. Double action reversible brass cylinder, with flywheel, spring loaded safety valve, steam regulator, steam whistle, steam jet oiler and footbridge. Smoke stack, traditional steering wheel chain drive. Flywheel with a diameter of 80 mm with grooved pulley. Clutch engaged gea..
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43,56€

Classic Sandglass

0 Review (s)

The origin of the Hourglass is uncertain. It is believed that the Roman armies used them during the night; It was also said that they were invented by a French monk at the end of VIII century. At that time, Charlemagne, the king of the francs, had one so great that only needed to turn around every 12 hours. Certain sand dial were used commonly during navigation trips to establish the duration of t..
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72,60€

Ecuatorial Sundial

2 Review (s)

In this model, the gnomon which casts a shadow, whose main characteristics are: first, the axis is parallel to the ground, secondly that is contained in the meridian plane of the place and finally forming with the horizontal plane an angle equal to the latitude. The Equatorial Sundial is the simplest of all sundials, can be made without mathematical calculations and used in any latitude, has the h..
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58,08€

Magic Mirror

0 Review (s)

The distorted forms or Anamorphosis was a very popular instrument during the XIX century. It consists of hidden figures appearing when projected on a reflecting surface, as a cilinder, cone or piramide. Although the terminology "anamorphosis" was first used in the XVII century, Leonardo Da Vinci described it on his notes. - Measures of each sheet: 21cm x 21cm.
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69,70€

Stereoscope

0 Review (s)

Binocular vision (from Latin bini, oculos double eye) is one in which both eyes are used together within the same visual field, thus creating a single three-dimensional image. Each of our eyes sees a slightly different image, our brain being responsible for putting them together to create a single (stereopsis) giving the image a volume through which we are able to calculate distances. Stereopsis w..
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18,15€ 8,47€
-53%

Pin Art

0 Review (s)

Sure you know the legendary Pin Art from the eighties, already part of pop culture. It's a game consisting of a rectangular frame containing hundreds of nails that can be slid back and forth, by which three-dimensional shapes can be created. As easy as putting the Pin Art horizontally with nails stuck into the frame, place the object that you want to get up and turn the form. It only remains to pl..
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39,00€

Wave Pendulum

4 Review (s)

Galileo Galilei and noted that the period of a Pendulum does not depend on the range of motion (at least when it comes to small oscillations), but the length of the thread; What happens then if multiple pendulums are placed whose length increases progressively? Well, they do a wave! The difference between them is incremented with each new swing, leading to an optical illusion. Finally, pendulums c..
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17,50€

Handboiler

0 Review (s)

An interesting and spectacular toy: Love thermometer or Handboiler. There are two spheres connected by a tube, which usually gives several turns or make different figures, glass and fully closed. Inside, a liquid low-boiling (volatile), which was added a dye to enhance viewing. Thus the only gas in the interior of toy is the liquid vapor. How does it work? The experiment is simple. Initially we..
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9,99€

Hourglass Sauna

0 Review (s)

The perfect hourglass for your sauna session.  - Hourglass of untreated, heat-resistant wood.  - Duration: 5-15 min.  - Cylinder glass with red sand.  - Suitable for wall assembling.  - Dimensions: 29cm x 2.5cm x 6.5cm.
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20,00€

Drinking Bird

0 Review (s)

Drawing of the original patent for the Drinking Bird. M. V. Sullivan, U.S. Patent 2.402.463 (1946). It was invented by Miles V. Sullivan in 1945 and is a very intriguing object, since it is capable of simulating the movement of a bird drinking for many hours or even days. The bird drinker is an example of the properties of thermodynamics, converting thermal energy into mechanical energy. A..
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22,95€

Moving Sand Pictures Art in Motion

4 Review (s)

These relaxing Sand Pictures always look different thanks to the mixture of sand, water and air inside forming a microcosm that achieves fascinating landscapes. Just tilt the frame slightly to enjoy new shapes: small deserts, mountains, clouds, rain, smoke… they come and go, mixing each other. Features: - Size: 15cm x 20cm x 3cm. - Weight: 150g.

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25,00€

Crookes Radiometer 19 cm.

3 Review (s)

The Crookers radiometer was invented in 1875. It has a grinder with 4 paddles, one side of the vane is blackened and to another is bright or white. When you receive an external radiation, the black side absorbs radiation and the other reflected it, which makes the first palette moves away from the source of radiation. This effect produces a constant rotation of vanes, with a speed that depends on ..
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12,95€

Inception Top

4 Review (s)

Do you keep hypnotized with the Spinning top totem of "Inception"? It is a great item, incredibly beautiful and iconic. One of our favorite Spinning Tops, excellent quality, well-balanced, and very durable. And if as to Leonardo Di Caprio´s totem never end to roll, keep dreaming... But don't forget to wake up! Dimensions: 6cm x 4cm x 7cm Weight: 57gr
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14,00€

Metal Earth Star Wars

4 Review (s)

Get to know the collection of three-dimensional metal miniatures of Metal Earth Star Wars! The Metal Earth arise in envelopes of cardboard with 2 die-cut metal sheets that all elements of the model are extracted. Following graphic instructions you'll find inside to easily assemble parts with its exclusive system of tabs that you can fold with a simple clip. These are the 4 available models of ..
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15,95€

Magnetic Sand Timer

2 Review (s)

Watching the time will be an unforgettable experience with this hypnotic beauty mixing nature, science and art. Take time to view this lovely Magnetic sand timer and random shapes. They form these edges thanks to the union of the strength of gravitational and magnetic forces. It has very strong magnetic properties which form these prisms through the lines of flow of attraction - repulsion and p..
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15,00€

Magnetic Levitation Black& White

2 Review (s)

Classic Ultimate Anti Gravity Spinning Device Appears to float in space because of a small friction point. Rotate for a surprising amount of time A great desk-top distraction, this Magnetic Levitator magnetically floats in a state of near perpetual motion demonstrating many principles of physics. Just give it a gentle spin ant it will amaze you with it's magnetic magic! Complete instructions are i..
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30,00€

Stirling Engine

1 Review (s)

From the German company Astromedia, we are pleased to present this Stirling Engine Kit with detailed instructions in Spanish. Yes, with this cardboard kit you can actually build a working stirling engine. Just place the engine on a cup with boiling water and it will move silently for up to an hour! Here you can see it running on YouTube. The kit comes complete with all necessary parts like laser..
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14,00€

Solar Butterfly

5 Review (s)

The solar butterfly flutters with the realism of a real butterfly. It is an original and funny gadget for very little money. No need for batteries, but with the possibility of adding them if you want to fly when there is no sunlight. Beautiful, original and ecological..What else you can ask for? Dimensions: 12cm x 8cm x 8cm. Weight: 100gr.
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14,52€ 12,10€
-17%

Magic Balls 216 (3 mm)

7 Review (s)

Magic Cube 216no. neodymium magnetic balls for construction of all kinds of shapes. Solutions available online. A puzzle game in 3D that will make you addicted. Warning: - Not suitable for children under 10 years old. - Used under the supervision of an adult. Dimensions boxed: 6,5 cm x 4.5 cm (balls 3mm.) Weight: 57gr. .

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43,56€

Kaleidoscope Brewster

12 Review (s)

The Kaleidoscope is an optical instrument invented by David Brewster in 1816 and rapidly spread by the following years in all Europe. It consists of a cilinder whose interior is filled with small portions of coloured glass. The reflexion of these pieces on three flat mirrors creates endless combinations with different shapes when turning. Beauty, colour and variety have inspired artists and their ..
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24,20€

Kaleidoscope Antiquus

5 Review (s)

The Kaleidoscope is an optical instrument invented by David Brewster in 1816 and rapidly spread by the following years in all Europe. It consists of a cilinder whose interior is filled with small portions of coloured glass. The reflexion of these pieces on three flat mirrors creates endless combinations with different shapes when turning. Beauty, colour and variety have inspired artists and their ..
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24,20€

High Ring

18 Review (s)

The High Ring, is a height sun dial whose used during XVI, XVII and XVIII centuries. This one is a retort of the one made by German astronomer H.S.Thorn towards year 1700. Is made of metal with a bronze coating and has a booklet with instructions for use. NOTE: It could be delivered in an attractive gift box as a keychain, a pendant or as a clip format. If you prefer a pendant or clip, please no..
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24,20€ 20,00€
-17%

Reverse Perspective Picture Juan Muñoz 3D Magic Motif

9 Review (s)

This full and balanced image uses the intriguing visual effect of a repeated motif and is inspired by the work of Juan Muñoz and in particular his piece entitled "The Waste Land". The image presents the viewer with an intriguing dilema of perspective as one tries to fathom the multiple three dimensional effects and multiple ways of looking at the image. This contemporary image is visually ..
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24,20€ 20,00€
-17%

Reverse Perspective 3D Acrópolis

11 Review (s)

A three dimensional experience of ancient Greek Architecture that highlights the beauty of the Caryatids and the scale and sophistication of the Parthenon while being framed by the classic panoramic view experienced from the top of the Acropolis. It could provide a stimulating way to remember a holiday, an inspiration for children to consider the lives of Ancient cultures, or simply an aesthetical..
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24,20€ 20,00€
-17%

Reverse Perspective 3DTrick of the Eye

6 Review (s)

This image is a real mindbender for those that really enjoy optical effects. The reverse perspective technique is ideally suited to enhance the effect of these classic optical illusions. The use of parallel horizontal lines in each of the four effects are ideal to draw the viewer into the three dimensional effect only to have ones mind twisted and turned by the illusions created by the distorted v..
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24,20€ 20,00€
-17%

Reverse Perspective 3D Venice

11 Review (s)

This image is a joy to look at as the softness of the Venetian canals is brought to life by the engaging three dimensional effect. The delicate balance of colour and reflection creates the sense of a romantic boat ride along the Grand Canal, with the shell like surface decoration of the House of Gold, the intricate and colourful mosaics of the Palazzo Barbarigo and the awe inspiring Gothic archite..
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14,00€

Luminous Universal Star Map

5 Review (s)

This Star Map is a wonderful decorative and educational piece to hang on the wall . A unique , functional and truly fascinating map of the constellations that glows in the dark As Patrick Moore or Carl Sagan you can admire the celestial bodies around our little planet . It is supplied in a sturdy cardboard tube . -Glow in the dark -Zodiac Signs -Printed on high quality paper -Supplied in a ca..
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14,00€

Scratching World Map

9 Review (s)

What parts of the world have you already been? -You can track the destinations that have visited by scratching already visited places while it brightens up your wall with a high quality colorful Scratching Map of the World. -It is the perfect way to have fun with geography. Well suited for children's learning. -Printed on high quality paper. -It glows in the dark. -Supplied in ..
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14,00€

3D Crystal Puzzle Pyramid

9 Review (s)

Puzzle fans will love this original Puzzle 3D pyramid crystal. It is composed of 38 transparent pieces and is recommended for children over 6 years of age. Test your mind and skills to build a beautiful Egyptian pyramid. Product features: -Transparent pieces puzzle to form the three-dimensional shape of a pyramid. -It includes 38 pieces. -Includes instruction in English sheet detailin..
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14,00€

Skull Crystal Puzzle 3D

10 Review (s)

Puzzle fans will love this original Puzzle 3D skull crystal. It is composed of 50 transparent pieces and with it will challenge yourself by testing your mind and your skill to give shape to a mysterious skull in three dimensions, in imitation of the Crystal Skull that is exhibited in the British Museum. Product features:  -Transparent pieces puzzle..
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