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I am Matthew Scroggs. I like maths. On this website, you can find my blog and a collection of Sunday afternoon maths puzzles.

How many holes does this mug have? This question has caused much debate in the Maths Gear team! In topology, a mug is considered the same as a doughnut, because they both have a hole (you...

We sell nerdy maths things

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Cube used: http://thecubicle.us/moyu-hualong-p-4253.html Disclaimer: This video is owned by Mats Valk and used with his permission. Usage of this video is not permitted under any circumstances, including copying, mirroring or content creation. Permission to use this video can be arranged by sending

Playing cards are one of the most recognisable systems ever designed. This deck asks a simple question: what happens when you remove everything human from that system and leave only the d...

Why buy a card for one specific year when you can buy the same birthday card but generalised! This card works seamlessly for any integer age your friend/colleague/you may be turning. You ...

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This poem was composed by English mathematician George Biddell Airy, the seventh Astronomer Royal. It’s written from the point of view of the irregular polygon in the middle of the figure. If two congruent right triangles are affixed to the bottom edges of this polygon, the resulting shape has the outline of two adjoining squares of side lengths a and b, the sides of the right triangles. If the same two triangles are instead affixed above the polygon, as shown, the result is a (tilted) square whose side is the length of the triangles’ hypotenuse. This proves the Pythagorean theorem....

These hand-painted wooden earrings showcase a variety of excellent mathematical objects and ideas, and are made from high-quality cherry wood with stainless steel posts.These tiny adorabl...

We sell nerdy maths things

104 likes, 0 comments - sciencemagician on July 20, 2026: "The checker shadow illusion turned into a 3D version. The different levels of light falling on the squares, and then reflecting off them, can make the printing look very different. #opticalillusion".

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Playing cards are one of the most recognisable systems ever designed. This deck asks a simple question: what happens when you remove everything human from that system and leave only the d...

We sell nerdy maths things

Sign up for the Maths Gear newsletter for monthly updates about fun maths and new products!

We sell nerdy maths things

Tantrix is an elegant coffee-table strategy game. Its mix of skill and chance makes it utterly addictive, and the pieces are satisfyingly heavy and tactile. We're personally a big fan of ...

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365 puzzles in one! Every day, try to arrange these cleverly conceived tiles so that only today's date is left exposed.  How how about looking for your birthday, or a special anniversary?...

One of the first titles in a cutting-edge new series created in partnership with The Science Museum, this book introduces 100 key areas of maths - such as prime numbers, algebra, probabil...

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A wide range of Rubik-style twisty puzzles and speed cubes. These may look like toys, but they're serious sporting equipment. Also: fun toys.

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We sell nerdy maths things

In this set of dice, green tends to beat red, red tends to beat yellow, yellow tends to beat blue, and blue tends to beat purple. So you might think green is the best dice and purple is t...

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One of the first titles in a cutting-edge new series created in partnership with The Science Museum, this book introduces 100 key areas of maths - such as prime numbers, algebra, probabil...

We sell nerdy maths things

With the Drinkulator, you can drink and calculate at the same time, or 'drinkulate' as the cool mathematicians are saying. Use your drinking glass to add, multiply, subtract and divide.Th...

We sell nerdy maths things

A #1 SUNDAY TIMES BESTSELLER - signed by the author Explore the life-changing magic of trigonometry with Matt Parker, stand-up mathematician and No. 1 bestselling author of Humble Pi Why ...

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Sign up for the Maths Gear newsletter for monthly updates about fun maths and new products!

We sell nerdy maths things

Why make up a variable for your algebraic endeavours when you could roll this dice?! For when you just can't decide - or maybe if you want to try something ν?The Alpha Omega D24 is covere...

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We sell nerdy maths things

Twelve regular 2D pentagons join together nicely in 3D to make a dodecahedron. 120 of those dodecahedrons unite in 4D space to form the glorious hyper-dodecahedron! 4D manufacturing is ve...

We sell nerdy maths things

365 puzzles in one! Every day, try to arrange these cleverly conceived tiles so that only today's date is left exposed.  How how about looking for your birthday, or a special anniversary?...

Sign up for the Maths Gear newsletter for monthly updates about fun maths and new products!

Sign up for the Maths Gear newsletter for monthly updates about fun maths and new products!

Based on a puzzle originally by Donald Knuth and George Miller, Cubigami 7 challenges you to find ways to fold this arrangement of 18 hinged plastic squares into seven of the eight possib...