-
Wed, Sep 20, 2017
The squared square
-
Mon, Sep 18, 2017
The amazing parabola
-
Fri, Mar 17, 2017
Sum of exterior angles
A visual demonstration of the fact that exterior angles of a polygon add up to 360°. -
Sun, Mar 12, 2017
Pi me a river
-
Wed, Mar 1, 2017
Sine,cosine, tangent (it's not so bad)
When something is widely used, often in dense and complex expressions, it can be easy to forget that it’s actually very simple. So it is with sines and cosines. -
Sat, Feb 25, 2017
The golden ratio with a compass and ruler
The secrets of the golden ration in a few easily drawn shapes -
Sat, Feb 11, 2017
The answer is a parrot
From Fibonacci Rectangles to a parrot - a journey of discovery. -
Thu, Dec 8, 2016
Where are you?
-
Wed, Dec 7, 2016
A life on the waves
-
Wed, Dec 7, 2016
Buffon's needle