A collection of resources to support work on Factors and Multiples at Secondary level.
This article gives you a few ideas for understanding the Got It! game and how you might find a winning strategy.
Here is a chance to play a version of the classic Countdown Game.
Arrange the four number cards on the grid, according to the rules, to make a diagonal, vertical or horizontal line.
A game for two people, or play online. Given a target number, say 23, and a range of numbers to choose from, say 1-4, players take it in turns to add to the running total to hit their target.
Can you explain the strategy for winning this game with any target?
Here is a chance to play a fractions version of the classic Countdown Game.
Mr McGregor has a magic potting shed. Overnight, the number of plants in it doubles. He'd like to put the same number of plants in each of three gardens, planting one garden each day. Can he do it?
Try entering different sets of numbers in the number pyramids. How does the total at the top change?
The number of plants in Mr McGregor's magic potting shed increases overnight. He'd like to put the same number of plants in each of his gardens, planting one garden each day. How can he do it?
An environment which simulates working with Cuisenaire rods.
Can you find a relationship between the number of dots on the circle and the number of steps that will ensure that all points are hit?
Can you find the pairs that represent the same amount of money?
A game in which players take it in turns to choose a number. Can you block your opponent?
Can you spot the similarities between this game and other games you know? The aim is to choose 3 numbers that total 15.
Can you match pairs of fractions, decimals and percentages, and beat your previous scores?
What can you say about the values of n that make $7^n + 3^n$ a multiple of 10? Are there other pairs of integers between 1 and 10 which have similar properties?
A and B are two interlocking cogwheels having p teeth and q teeth respectively. One tooth on B is painted red. Find the values of p and q for which the red tooth on B contacts every gap on the. . . .
Can you put the 25 coloured tiles into the 5 x 5 square so that no column, no row and no diagonal line have tiles of the same colour in them?
We can show that (x + 1)² = x² + 2x + 1 by considering the area of an (x + 1) by (x + 1) square. Show in a similar way that (x + 2)² = x² + 4x + 4
There are nine teddies in Teddy Town - three red, three blue and three yellow. There are also nine houses, three of each colour. Can you put them on the map of Teddy Town according to the rules?
It is possible to identify a particular card out of a pack of 15 with the use of some mathematical reasoning. What is this reasoning and can it be applied to other numbers of cards?
Can you beat the computer in the challenging strategy game?
Add or subtract the two numbers on the spinners and try to complete a row of three. Are there some numbers that are good to aim for?
How good are you at estimating angles?
in how many ways can you place the numbers 1, 2, 3 … 9 in the nine regions of the Olympic Emblem (5 overlapping circles) so that the amount in each ring is the same?
The aim of the game is to slide the green square from the top right hand corner to the bottom left hand corner in the least number of moves.
To avoid losing think of another very well known game where the patterns of play are similar.
Ask a friend to choose a number between 1 and 63. By identifying which of the six cards contains the number they are thinking of it is easy to tell them what the number is.
When number pyramids have a sequence on the bottom layer, some interesting patterns emerge...
This set of resources for teachers offers interactive environments to support work on loci at Key Stage 4.
Do you know how to find the area of a triangle? You can count the squares. What happens if we turn the triangle on end? Press the button and see. Try counting the number of units in the triangle now. . . .
How good are you at finding the formula for a number pattern ?
Use an Excel to investigate division. Explore the relationships between the process elements using an interactive spreadsheet.
An animation that helps you understand the game of Nim.
Find all the ways of placing the numbers 1 to 9 on a W shape, with 3 numbers on each leg, so that each set of 3 numbers has the same total.
Use Excel to explore multiplication of fractions.
The interactive diagram has two labelled points, A and B. It is designed to be used with the problem "Cushion Ball"
An Excel spreadsheet with an investigation.
Use an interactive Excel spreadsheet to explore number in this exciting game!
A simple file for the Interactive whiteboard or PC screen, demonstrating equivalent fractions.
Can you discover whether this is a fair game?
Use an Excel spreadsheet to explore long multiplication.
Use an interactive Excel spreadsheet to investigate factors and multiples.
A group of interactive resources to support work on percentages Key Stage 4.
Use Excel to practise adding and subtracting fractions.
Use Excel to investigate the effect of translations around a number grid.
Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
Players take it in turns to choose a dot on the grid. The winner is the first to have four dots that can be joined to form a square.
An environment that simulates a protractor carrying a right- angled triangle of unit hypotenuse.