This resources contains a series of interactivities designed to support work on transformations at Key Stage 4.
Triangle ABC has equilateral triangles drawn on its edges. Points P, Q and R are the centres of the equilateral triangles. What can you prove about the triangle PQR?
Overlaying pentominoes can produce some effective patterns. Why not use LOGO to try out some of the ideas suggested here?
Use Excel to investigate the effect of translations around a number grid.
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.
Use Excel to practise adding and subtracting fractions.
Use an interactive Excel spreadsheet to investigate factors and multiples.
Use an Excel spreadsheet to explore long multiplication.
Two circles of equal radius touch at P. One circle is fixed whilst the other moves, rolling without slipping, all the way round. How many times does the moving coin revolve before returning to P?
Charlie likes tablecloths that use as many colours as possible, but insists that his tablecloths have some symmetry. Can you work out how many colours he needs for different tablecloth designs?
There are thirteen axes of rotational symmetry of a unit cube. Describe them all. What is the average length of the parts of the axes of symmetry which lie inside the cube?
Slide the pieces to move Khun Phaen past all the guards into the position on the right from which he can escape to freedom.
Use Excel to explore multiplication of fractions.
Can you give the coordinates of the vertices of the fifth point in the patterm on this 3D grid?
The interactive diagram has two labelled points, A and B. It is designed to be used with the problem "Cushion Ball"
This set of resources for teachers offers interactive environments to support work on loci at Key Stage 4.
An Excel spreadsheet with an investigation.
This resource contains a range of problems and interactivities on the theme of coordinates in two and three dimensions.
A tool for generating random integers.
This game challenges you to locate hidden triangles in The White Box by firing rays and observing where the rays exit the Box.
Here is a chance to play a fractions version of the classic Countdown Game.
A collection of our favourite pictorial problems, one for each day of Advent.
Use an Excel to investigate division. Explore the relationships between the process elements using an interactive spreadsheet.
The classic vector racing game brought to a screen near you.
This resource contains interactive problems to support work on number sequences at Key Stage 4.
Match pairs of cards so that they have equivalent ratios.
A red square and a blue square overlap so that the corner of the red square rests on the centre of the blue square. Show that, whatever the orientation of the red square, it covers a quarter of the. . . .
Help the bee to build a stack of blocks far enough to save his friend trapped in the tower.
Have you seen this way of doing multiplication ?
An environment that enables you to investigate tessellations of regular polygons
A metal puzzle which led to some mathematical questions.
A group of interactive resources to support work on percentages Key Stage 4.
A java applet that takes you through the steps needed to solve a Diophantine equation of the form Px+Qy=1 using Euclid's algorithm.
Can you beat Piggy in this simple dice game? Can you figure out Piggy's strategy, and is there a better one?
Start with any number of counters in any number of piles. 2 players take it in turns to remove any number of counters from a single pile. The winner is the player to take the last counter.
On the 3D grid a strange (and deadly) animal is lurking. Using the tracking system can you locate this creature as quickly as possible?
A collection of resources to support work on Factors and Multiples at Secondary level.
P is a point on the circumference of a circle radius r which rolls, without slipping, inside a circle of radius 2r. What is the locus of P?
How good are you at estimating angles?
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.
Discover a handy way to describe reorderings and solve our anagram in the process.
This set of resources for teachers offers interactive environments to support work on graphical interpretation at Key Stage 4.
Match the cards of the same value.
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?
Prove Pythagoras' Theorem using enlargements and scale factors.
Cellular is an animation that helps you make geometric sequences composed of square cells.
A right-angled isosceles triangle is rotated about the centre point of a square. What can you say about the area of the part of the square covered by the triangle as it rotates?
There are 27 small cubes in a 3 x 3 x 3 cube, 54 faces being visible at any one time. Is it possible to reorganise these cubes so that by dipping the large cube into a pot of paint three times you. . . .