Learn how to draw circles using Logo. Wait a minute! Are they really circles? If not what are they?
Learn about Pen Up and Pen Down in Logo
More Logo for beginners. Now learn more about the REPEAT command.
This is the second in a twelve part introduction to Logo for beginners. In this part you learn to draw polygons.
Learn to write procedures and build them into Logo programs. Learn to use variables.
More Logo for beginners. Learn to calculate exterior angles and draw regular polygons using procedures and variables.
Write a Logo program, putting in variables, and see the effect when you change the variables.
Turn through bigger angles and draw stars with Logo.
What happens when a procedure calls itself?
Can you puzzle out what sequences these Logo programs will give? Then write your own Logo programs to generate sequences.
This part introduces the use of Logo for number work. Learn how to use Logo to generate sequences of numbers.
Make a clinometer and use it to help you estimate the heights of
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.
Logo helps us to understand gradients of lines and why Muggles Magic is not magic but mathematics. See the problem Muggles magic.
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?
Follow these instructions to make a three-piece and/or seven-piece
How is it possible to predict the card?
Make a spiral mobile.
Here is a chance to create some Celtic knots and explore the mathematics behind them.
It might seem impossible but it is possible. How can you cut a
playing card to make a hole big enough to walk through?
A game to make and play based on the number line.
These models have appeared around the Centre for Mathematical Sciences. Perhaps you would like to try to make some similar models of your own.
Make an equilateral triangle by folding paper and use it to make
patterns of your own.
How many differently shaped rectangles can you build using these
equilateral and isosceles triangles? Can you make a square?
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?
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.
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. . . .
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
Make some celtic knot patterns using tiling techniques
This article for students gives some instructions about how to make some different braids.
This article for pupils gives an introduction to Celtic knotwork
patterns and a feel for how you can draw them.
Can you describe what happens in this film?
Arrange your fences to make the largest rectangular space you can. Try with four fences, then five, then six etc.
Draw whirling squares and see how Fibonacci sequences and golden rectangles are connected.
Surprise your friends with this magic square trick.
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.
Design and construct a prototype intercooler which will satisfy agreed quality control constraints.
Make a mobius band and investigate its properties.
Did you know mazes tell stories? Find out more about mazes and make
one of your own.
Use the tangram pieces to make our pictures, or to design some of
Build a scaffold out of drinking-straws to support a cup of water
I start with a red, a green and a blue marble. I can trade any of my marbles for two others, one of each colour. Can I end up with five more blue marbles than red after a number of such trades?
These are pictures of the sea defences at New Brighton. Can you
work out what a basic shape might be in both images of the sea wall
and work out a way they might fit together?
Have a go at drawing these stars which use six points drawn around
a circle. Perhaps you can create your own designs?
A jigsaw where pieces only go together if the fractions are
I start with a red, a blue, a green and a yellow marble. I can
trade any of my marbles for three others, one of each colour. Can I
end up with exactly two marbles of each colour?
Make a ball from triangles!
Make a cube with three strips of paper. Colour three faces or use
the numbers 1 to 6 to make a die.
How can you make a curve from straight strips of paper?