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
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 practical activity involves measuring length/distance.
Can you order pictures of the development of a frog from frogspawn
and of a bean seed growing into a plant?
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?
Follow these instructions to make a three-piece and/or seven-piece
Make a mobius band and investigate its properties.
A game to make and play based on the number line.
Make your own double-sided magic square. But can you complete both
sides once you've made the pieces?
Using these kite and dart templates, you could try to recreate part
of Penrose's famous tessellation or design one yourself.
How can you make a curve from straight strips of paper?
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.
Make a ball from triangles!
It might seem impossible but it is possible. How can you cut a
playing card to make a hole big enough to walk through?
Make a spiral mobile.
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.
You will need a long strip of paper for this task. Cut it into different lengths. How could you find out how long each piece is?
Use the tangram pieces to make our pictures, or to design some of
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.
Did you know mazes tell stories? Find out more about mazes and make
one of your own.
This article for pupils gives an introduction to Celtic knotwork
patterns and a feel for how you can draw them.
Have a go at drawing these stars which use six points drawn around
a circle. Perhaps you can create your own designs?
Arrange your fences to make the largest rectangular space you can. Try with four fences, then five, then six etc.
A group of children are discussing the height of a tall tree. How would you go about finding out its height?
Surprise your friends with this magic square trick.
Can you cut up a square in the way shown and make the pieces into a
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.
Learn how to draw circles using Logo. Wait a minute! Are they really circles? If not what are they?
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.
Make some celtic knot patterns using tiling techniques
Can you put these shapes in order of size? Start with the smallest.
Paint a stripe on a cardboard roll. Can you predict what will
happen when it is rolled across a sheet of paper?
It's hard to make a snowflake with six perfect lines of symmetry,
but it's fun to try!
Follow these instructions to make a five-pointed snowflake from a
square of paper.
These models have appeared around the Centre for Mathematical Sciences. Perhaps you would like to try to make some similar models of your own.
Which of the following cubes can be made from these nets?
Kaia is sure that her father has worn a particular tie twice a week
in at least five of the last ten weeks, but her father disagrees.
Who do you think is right?
Here are some ideas to try in the classroom for using counters to investigate number patterns.
Here's a simple way to make a Tangram without any measuring or
What shapes can you make by folding an A4 piece of paper?
Have a look at what happens when you pull a reef knot and a granny
knot tight. Which do you think is best for securing things
This is the second in a twelve part introduction to Logo for beginners. In this part you learn to draw polygons.
A description of how to make the five Platonic solids out of paper.
This article for students gives some instructions about how to make some different braids.
Ideas for practical ways of representing data such as Venn and
Follow the diagrams to make this patchwork piece, based on an
octagon in a square.
Learn about Pen Up and Pen Down in Logo
More Logo for beginners. Now learn more about the REPEAT command.
Can you each work out the number on your card? What do you notice?
How could you sort the cards?