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. . . .
Can you order pictures of the development of a frog from frogspawn
and of a bean seed growing into a plant?
This practical activity involves measuring length/distance.
A game to make and play based on the number line.
Make a spiral mobile.
Make a clinometer and use it to help you estimate the heights of
Using these kite and dart templates, you could try to recreate part
of Penrose's famous tessellation or design one yourself.
Make a ball from triangles!
Use the tangram pieces to make our pictures, or to design some of
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 your own double-sided magic square. But can you complete both
sides once you've made the pieces?
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.
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 is it possible to predict the card?
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?
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?
Did you know mazes tell stories? Find out more about mazes and make
one of your own.
It might seem impossible but it is possible. How can you cut a
playing card to make a hole big enough to walk through?
How can you make a curve from straight strips of paper?
Surprise your friends with this magic square trick.
Make a mobius band and investigate its properties.
Follow these instructions to make a three-piece and/or seven-piece
A group of children are discussing the height of a tall tree. How would you go about finding out its height?
This article for pupils gives an introduction to Celtic knotwork
patterns and a feel for how you can draw them.
Arrange your fences to make the largest rectangular space you can. Try with four fences, then five, then six etc.
This part introduces the use of Logo for number work. Learn how to use Logo to generate sequences of numbers.
What do these two triangles have in common? How are they related?
Turn through bigger angles and draw stars with Logo.
More Logo for beginners. Now learn more about the REPEAT command.
How many differently shaped rectangles can you build using these
equilateral and isosceles triangles? Can you make a square?
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?
Can you describe what happens in this film?
Build a scaffold out of drinking-straws to support a cup of water
Follow these instructions to make a five-pointed snowflake from a
square of paper.
It's hard to make a snowflake with six perfect lines of symmetry,
but it's fun to try!
Paint a stripe on a cardboard roll. Can you predict what will
happen when it is rolled across a sheet of paper?
Learn about Pen Up and Pen Down in Logo
Follow the diagrams to make this patchwork piece, based on an
octagon in a square.
A description of how to make the five Platonic solids out of paper.
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?
What shapes can you make by folding an A4 piece of paper?
Here's a simple way to make a Tangram without any measuring or
Ideas for practical ways of representing data such as Venn and
More Logo for beginners. Learn to calculate exterior angles and draw regular polygons using procedures and variables.
Can you puzzle out what sequences these Logo programs will give? Then write your own Logo programs to generate sequences.
Write a Logo program, putting in variables, and see the effect when you change the variables.