What shapes should Elly cut out to make a witch's hat? How can she make a taller hat?
What shape would fit your pens and pencils best? How can you make it?
Build a scaffold out of drinking-straws to support a cup of water
You have 27 small cubes, 3 each of nine colours. Use the small cubes to make a 3 by 3 by 3 cube so that each face of the bigger cube contains one of every colour.
Can Jo make a gym bag for her trainers from the piece of fabric she has?
This article for pupils gives an introduction to Celtic knotwork
patterns and a feel for how you can draw them.
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?
What shape and size of drinks mat is best for flipping and catching?
How can you make an angle of 60 degrees by folding a sheet of paper
This article for students gives some instructions about how to make some different braids.
Design and construct a prototype intercooler which will satisfy agreed quality control constraints.
Here is a solitaire type environment for you to experiment with. Which targets can you reach?
The triangle ABC is equilateral. The arc AB has centre C, the arc
BC has centre A and the arc CA has centre B. Explain how and why
this shape can roll along between two parallel tracks.
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. . . .
This package contains hands-on code breaking activities based on
the Enigma Schools Project. Suitable for Stages 2, 3 and 4.
A description of how to make the five Platonic solids out of paper.
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.
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
Use the tangram pieces to make our pictures, or to design some of
How many differently shaped rectangles can you build using these
equilateral and isosceles triangles? Can you make a square?
Learn about Pen Up and Pen Down in Logo
Make some celtic knot patterns using tiling techniques
Use the interactivity to listen to the bells ringing a pattern. Now
it's your turn! Play one of the bells yourself. How do you know
when it is your turn to ring?
It might seem impossible but it is possible. How can you cut a
playing card to make a hole big enough to walk through?
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?
Generate three random numbers to determine the side lengths of a triangle. What triangles can you draw?
Use the interactivity to play two of the bells in a pattern. How do
you know when it is your turn to ring, and how do you know which
bell to ring?
Make a clinometer and use it to help you estimate the heights of
Make an equilateral triangle by folding paper and use it to make
patterns of your own.
Make a spiral mobile.
A game to make and play based on the number line.
This part introduces the use of Logo for number work. Learn how to use Logo to generate sequences of numbers.
Here is a chance to create some Celtic knots and explore the mathematics behind them.
More Logo for beginners. Now learn more about the REPEAT command.
Learn to write procedures and build them into Logo programs. Learn to use variables.
Learn how to draw circles using Logo. Wait a minute! Are they really circles? If not what are they?
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?
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.
These models have appeared around the Centre for Mathematical Sciences. Perhaps you would like to try to make some similar models of your own.
Interior angles can help us to work out which polygons will
tessellate. Can we use similar ideas to predict which polygons
combine to create semi-regular solids?
More Logo for beginners. Learn to calculate exterior angles and draw regular polygons using procedures and variables.
A jigsaw where pieces only go together if the fractions are
A game in which players take it in turns to choose a number. Can you block your opponent?
Arrange 9 red cubes, 9 blue cubes and 9 yellow cubes into a large 3 by 3 cube. No row or column of cubes must contain two cubes of the same colour.
Delight your friends with this cunning trick! Can you explain how
Draw whirling squares and see how Fibonacci sequences and golden rectangles are connected.
Can you describe what happens in this film?
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.
Make your own double-sided magic square. But can you complete both
sides once you've made the pieces?