Learn about Pen Up and Pen Down in Logo

More Logo for beginners. Learn to calculate exterior angles and draw regular polygons using procedures and variables.

This is the second in a twelve part introduction to Logo for beginners. In this part you learn to draw polygons.

Turn through bigger angles and draw stars with Logo.

Learn to write procedures and build them into Logo programs. Learn to use variables.

More Logo for beginners. Now learn more about the REPEAT command.

Write a Logo program, putting in variables, and see the effect when you change the variables.

Learn how to draw circles using Logo. Wait a minute! Are they really circles? If not what are they?

Can you puzzle out what sequences these Logo programs will give? Then write your own Logo programs to generate sequences.

What happens when a procedure calls itself?

This part introduces the use of Logo for number work. Learn how to use Logo to generate sequences of numbers.

Follow these instructions to make a three-piece and/or seven-piece tangram.

Logo helps us to understand gradients of lines and why Muggles Magic is not magic but mathematics. See the problem Muggles magic.

Arrange your fences to make the largest rectangular space you can. Try with four fences, then five, then six etc.

Time for a little mathemagic! Choose any five cards from a pack and show four of them to your partner. How can they work out the fifth?

How many differently shaped rectangles can you build using these equilateral and isosceles triangles? Can you make a square?

A game to make and play based on the number line.

Make an equilateral triangle by folding paper and use it to make patterns of your own.

Make a cube with three strips of paper. Colour three faces or use the numbers 1 to 6 to make a die.

Using these kite and dart templates, you could try to recreate part of Penrose's famous tessellation or design one yourself.

Galileo, a famous inventor who lived about 400 years ago, came up with an idea similar to this for making a time measuring instrument. Can you turn your pendulum into an accurate minute timer?

This package contains hands-on code breaking activities based on the Enigma Schools Project. Suitable for Stages 2, 3 and 4.

You could use just coloured pencils and paper to create this design, but it will be more eye-catching if you can get hold of hammer, nails and string.

Have a go at drawing these stars which use six points drawn around a circle. Perhaps you can create your own designs?

A description of how to make the five Platonic solids out of paper.

In this article for teachers, Bernard uses some problems to suggest that once a numerical pattern has been spotted from a practical starting point, going back to the practical can help explain. . . .

Did you know mazes tell stories? Find out more about mazes and make one of your own.

Make some celtic knot patterns using tiling techniques

It might seem impossible but it is possible. How can you cut a playing card to make a hole big enough to walk through?

Have you noticed that triangles are used in manmade structures? Perhaps there is a good reason for this? 'Test a Triangle' and see how rigid triangles are.

Surprise your friends with this magic square trick.

Make a mobius band and investigate its properties.

Make a clinometer and use it to help you estimate the heights of tall objects.

Draw whirling squares and see how Fibonacci sequences and golden rectangles are connected.

How can you make a curve from straight strips of paper?

Exploring balance and centres of mass can be great fun. The resulting structures can seem impossible. Here are some images to encourage you to experiment with non-breakable objects of your own.

As part of Liverpool08 European Capital of Culture there were a huge number of events and displays. One of the art installations was called "Turning the Place Over". Can you find our how it works?

These models have appeared around the Centre for Mathematical Sciences. Perhaps you would like to try to make some similar models of your own.

This article for pupils gives an introduction to Celtic knotwork patterns and a feel for how you can draw them.

This article for students gives some instructions about how to make some different braids.

Follow these instructions to make a five-pointed snowflake from a square of paper.

This is a simple paper-folding activity that gives an intriguing result which you can then investigate further.

Can you order pictures of the development of a frog from frogspawn and of a bean seed growing into a plant?

Ideas for practical ways of representing data such as Venn and Carroll diagrams.

Build a scaffold out of drinking-straws to support a cup of water

Design and construct a prototype intercooler which will satisfy agreed quality control constraints.