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The Toy That Explains the Pythagorean Theorem

The Toy That Explains the Pythagorean Theorem

Created by Charles Hartenstein, this toy explains one of the most fundamental principles of math using marbles.

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5 Impossible Figures In Real Life

5 Impossible Figures In Real Life

5 Impossible Figures In Real Life!

Do you remember the impossible figures from math class? The ones that seemed to defy the laws of physics and could not be represented in the real world? It turns…

Geometry ,
Mathematics ,

Guy Makes a Big Ball Out of Plywood | Video | Abakcus

Guy Makes a Big Ball Out of Plywood | Video | Abakcus

Guy Makes a Big Ball Out of Plywood

Do you want to see utterly cool plywood? Supertalented woodworker Keith Williams uses his geometry and art skills to make a beautiful geodesic sphere. He uses 170 wood triangles that…

Ballet Rotoscope by Masahiko Sato | Video | Abakcus

Ballet Rotoscope by Masahiko Sato | Video | Abakcus

Ballet Rotoscope

In “ballet rotoscope,” by extracting the movement of a dancing ballerina, Masahiko Satoh and his team created an animation of a locus drawn in the air and dancing geometric figures,…

Arts ,
Geometry ,

Ambiguous Cylinder Illusion

Ambiguous Cylinder Illusion

Ambiguous Cylinder Illusion

Here is the ambiguous cylinder illusion. In case you were wondering, the object's shape is not what you believe it is.

Mathematics ,

Creating Curves with Straight Lines | Video | Abakcus

Creating Curves with Straight Lines | Video | Abakcus

Creating Curves with Straight Lines

Do you know how to create curves with straight lines? Here is a satisfying video illustrating a computer simulation of a doodle conceived.

Geometry ,
Mathematics ,

The Bicycle Pulling Puzzle Abakcus

The Bicycle Pulling Puzzle Abakcus

The Bicycle Pulling Puzzle

Here is a nice puzzle; the bicycle pulling puzzle. Will you ride forward or backward with your bicycle if you pull straight back on the lower pedal?

Mathematics ,
Physics ,

The Golden Ratio Nautilus | Video | Abakcus

The Golden Ratio Nautilus | Video | Abakcus

The Golden Ratio Nautilus

The nautilus shell is typically associated with the golden ratio. There is a dispute over whether the golden ratio nautilus is real or myth!

Mathematics ,
Nature ,

The Quarter of a Quarter in My Left Foot

The Quarter of a Quarter in My Left Foot

The Quarter of a Quarter in My Left Foot

In this unforgettable scene from "My Left Foot," Christy Brown's siblings are doing maths and trying to find a quarter of a quarter.

Math in Films ,
Mathematics ,

Mathematically Correct Breakfast | Video | Abakcus

Mathematically Correct Breakfast

How to slice a bagel into two congruent, linked halves? Is there a mathematically correct breakfast? Yes, there is a magical way to do that.

Mathematics ,

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