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€1,48 - €6,05

€1,48

In stock

Behind you, a three-headed monkey! What, you didn't see him? Maybe you can use this button as a mirror to look behind you. There he is again!

Melting Magic Cube

€23,34 - €43,67

€23,34

In stock

In season 5, episode 11 of The Big Bang Theory ("The Speckerman Recurrence"), Sheldon wore a shirt with the print of a melting Rubik's cube. This v...

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Deploy on Friday?

€20,28 - €40,62

€20,28

There are a few unwritten laws in computer science that you have to follow. And if you fail to do so, you are guaranteed not to repeat the mistake....

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Pluto was a planet

€21,31 - €43,67

€21,31

Pluto, we salute you. (February 18, 1930 - August 24, 2006)Back then, Pluto was still a real planet.Maybe you still remember great mnemonics like [...

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Elders of the Internet

€22,32 - €44,69

€22,32

Back then, when the internet was still uncharted territory, you were young and all was right with the world. Now the graphics of video games are mo...

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productImage-21792-der-herr-der-ringe-buchstuetzen-argonath.jpg

The Lord of the Rings bookends "Argonath"

€0,00 - €0,00

€0,00

€90,50

€90,50 - €90,50

€90,50

In stock

Have you long wished to see the kings of the Ancients? The statues of Isildur and Elendil rise like two giants of stone on the banks of the Anduin,...

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No backup - no compassion

€20,28 - €42,65

€20,28

Anyone who has ever worked in IT support will be familiar with the following situation:[i] "Can you help me? My computer has crashed and I can't ac...

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#000000

€20,28 - €42,65

€20,28

It is clear to human eyes what color your shirt is. However, if you encounter robots without color perception, the color information in hex is cert...

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Dunning Kruger Society

€22,32 - €44,69

€22,32

As a nerd, you often have a hard time: you know so much better than other people, you know your specialty perfectly... And then some noob comes alo...

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Not procrastinating

€22,32 - €44,69

€22,32

Why play through the main story straight away when there are so many exciting side missions? Whether it's a coffee break, a Wikipedia deep-dive or ...

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Freud's Your Mother

€22,32 - €44,69

€22,32

If you take an in-depth look at the so-called father of psychoanalysis, Sigmund Freud, you quickly slip into slightly grubby territory. Suddenly, c...

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Not Stressed

€22,32 - €44,69

€22,32

Yes, everyday life is often stressful. But of course you have found enough strategies to deal with it: Binging series, fighting the same boss in Da...

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Mistaken for an Adult

€22,32 - €44,69

€22,32

As we nerds know, numbers are important to us. In Germany, for example, the number 18 means that we are so-called "adults". However, you don't need...

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Geek Button Schrödinger's Cat

€1,48 - €6,05

€1,48

In stock

Yes, she's still alive, she's still alive, she's still alive... And at the same time it is not alive. Thanks to Schrödinger's cat, quantum physics ...

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the cake is a lie

€20,28 - €40,62

€20,28

Not everyone who promises you cake has good intentions...To explain: the saying comes from a computer game in which you are promised cake at the en...

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Spaceship Ring

€40,62 - €40,62

€40,62

€40,62 - €40,62

€40,62

Low stock

While the Earth has been explored by mankind over the millennia, with the exception of a few areas such as the deep sea, the infinite expanses of t...

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I don't procrastinate

€22,32 - €44,69

€22,32

Why play through the main story straight away when there are so many exciting side missions? Whether it's a coffee break, a Wikipedia deep-dive or ...

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Wanted Dead and Alive

€20,28 - €40,62

€20,28

The Society for Physics needs your help! You are certainly familiar with Schrödinger's famous thought experiment: essentially, it is about extendin...

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We are the Borg

€20,28 - €40,62

€20,28

Someone has to say it so clearly :)

€21,31 - €41,64

€21,31

Naturally, we have the right shirt to mark the launch of the film adaptation of the cult book "The Hitchhiker's Guide to the Galaxy".42 is "the ans...

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Technology cemetery

€22,32 - €44,69

€22,32

The biggest horror for nerds is still outdated technology. On the one hand, for example, when the graphics card is no longer sufficient for the new...

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What Would Gordon Do

€20,28 - €42,65

€20,28

Normally, in decision-making situations, you ask yourself what Jesus would do... The answer should at least be good enough to save the world ;) But...

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Women in Science - 20 Pioneers of Science

€22,32 - €44,69

€22,32

In stock

Mary Anning dug up fossils while the world still believed women didn't belong in science. Marie Curie won two Nobel Prizes. Grace Hopper invented t...

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This Shirt Is Blue

€20,28 - €42,65

€20,28

If you make an effort and run really [i]fast[/i], this green T-shirt could appear blue. And by fast, we mean really fast ;)We have the Doppler effe...

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Octopi

€20,28 - €40,62

€20,28

An octopus whose eight (lat.: octo) arms consist of pi is of course nothing other than an octopi![i](Quiz question in passing: One of the English p...

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Surprise Bundle Spring 2026

€25,31

€25,31 - €25,31

€25,31

€12,15

€12,15 - €12,15

€12,15

In stock

In this surprise package, you will receive four nerdy surprise products from the fields of gaming, sci-fi, movies & series, and general nerdine...

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No Moon

€22,32 - €44,69

€22,32

The difference between a Poké Ball and a Death Star is really just that there are an infinite number of the former and the latter is unique... oh n...

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Geek Button 42

€1,48 - €6,05

€1,48

Out of stock

Oh, how easy it would have been if the teachers at school or the lecturers at university had read more good science fiction. Then you could have si...

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Geek Button Thinking

€1,48 - €6,05

€1,48

In stock

Sometimes you just need a little longer to sort out your thoughts. Just point to the button and finish thinking. That way everyone knows and you ha...

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Chemical jokes

€22,32 - €44,69

€22,32

Chemists are often regarded as... special. But they have a solution for everything! For example, if they run out of things to talk about at a party...

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Thinking

€21,31 - €43,67

€21,31

When computers need a little time to calculate, they usually indicate this with a progress bar. Why is there no such thing in real life?Note: We al...

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Doom

€20,28 - €40,62

€20,28

The old Doom Godmode code on a shirt. According to unconfirmed rumors, wearing this shirt will allow you to wade through nuclear waste unharmed ;) ...

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Iron Man vs. Fe-Male

€20,28 - €40,62

€20,28

No, this joke has nothing to do with gender, but rather something to do with chemistry. Science nerds will recognize this immediately. Of course, w...

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The perfect day

€22,32 - €44,69

€22,32

Working? Spend time with the family? Sport? All optional. Gaming and eating, on the other hand, are absolutely vital for the gamer species. They si...

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Geek Button I Believe In Magic

€1,48 - €6,05

€1,48

In stock

We all know that governments lie. Magic really does exist! How else would this scarred boy fly on a broom? Hah, the power of good arguments. Almost...

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ATP

€20,28 - €40,62

€20,28

Every living being and every machine needs energy to run. As a nerd, such a term is of course too vague, and someone might confuse it with somethin...

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