Number
Visualising Indices Free
'Explore the concept of indices by considering what they look like' 'Squared' and 'Cubed' can be explained by using 2 and 3 dimensions. The area of a square with length 5 is 52, the volume of a cube with...
Number
Percentage difference puzzle
What's the difference? How well do people know the facts about the places they live? Here are some results of a real survey to find out just that. People were asked 'how many people out of 100 in your...
Number
What's recurring?
Are the more recurring decimals than terminating? This activity is aimed at exploring what kind of fractions make recurring decimals and what kind don't. It is all about exploring the properties of different...
Number
Fraction-decimal conversion debate
Which is easier? Converting fractions to decimals or decimals to fractions? This activity is really easy to explain! What is your answer to the above question and how would you justify your answer? You...
Number
The Art of Fractions
This is a very simple idea for calculating with fractions that gives rise to some great display work. Inspired by the work of Dutch artist Piet Mondrian, the aim is to use a fraction to divide spaces...
Number
Operating Fractions
'Exploring Generalisation with adding, multiplying and dividing fractions' Often thought of as 'basics', fractions have a lot more to them than that! Understanding how to operate and manipulate fractions...
Number
Finding Fractions
Find two fractions that add up to 3/4? Can you do it? How many pairs can you find? What has to be true about them? What about two fractions that multiply to give 3/4? These and other questions and challenges...
Number
Prime Pictures Free
'Decode these pictures and unravel the power of prime numbers' - Page under construction and review - Our number system is so jam packed full of patterns and mysteries that we could easily spend a lifetime...
Number
MixedNumber-ImproperFraction
Almost everyone likes chocolate - and that's what makes sharing so hard! Each person's share is likely to be fairer if you're able to measure quantities exactly. You will play the classic game of Snakes...
Number
Add Subtract Fractions Free
The following geogebra activities require you to move the slider and find a common slice of pie that fits perfectly into both fractions. Move the point on the third circle to show visually what the fractions...