Maths...
Below are our articles on the subject of Maths. If you can't see what you are looking for our other categories are displayed on the left under 'Our Quick Links'...
A Fractal Pattern
A fractal is a pattern that repeats itself, getting smaller and smaller each time. Each part of the pattern looks like a smaller version of the whole thing. A tree...
Calculating Pi
Pi is a number used in maths used to work out the circumference of a circle (the distance around the outside) or the radius (the distance from the edge of a circle...
Get Knotted: Learn About Topology
Knot theory is the study of knots. As well as being useful to hold things together, knots and knot theory are important in different areas of science, including...
How Many Surfaces? Making a Möbius Strip
A Möbius strip is a loop of paper with a twist in it, that behaves in a very odd way.
How to Make a Möbius Strip
Take a strip of...
How Tall is It? Measure Something Tall Without Climbing It
The most accurate way to measure something is using a tape measure, but some things are too tall (or too scary) to climb with a ruler. Try the...
How to Multiply on Your Fingers
Knowing the times tables is helpful to be able to do mental arithmetic. But it is also useful to have some other tricks to help with multiplying. In these e...
Make a Right Angle With Knots and String
A right angle is a square-shaped or L-shaped angle, and measures 90 degrees (a quarter of a circle). A square is made up of four right angles....
Measuring Slopes: Make a Clinometer
A clinometer (also known as a declinometer or inclinometer) is used to measure the steepness of a slope, and can be used to work out the heights of tall things, such...
Proving 1=2 and 2=3
Mathematicians use mathematical proofs to prove that what they say about numbers is true. Some proofs look true but aren’t – these are known as fallacies. Here are a...
Reading People's Minds
Maths can't really reveal the secret of telepathy (reading people's minds), but some clever maths tricks make it seem like it is possible. Some of these will need a...
Shapes: Looking at Tessellation
Tessellation is the covering of a surface with repeating patterns of regular or irregular shapes that fit together exactly (interlock), with no gaps or overlaps. The...
The Golden Section
The golden ratio (also known as the golden section or golden mean, or as the Greek letter 'phi') describes a rectangular shape that people find an attractive shape,...
