An environment for exploring the properties of small groups.
Discover a handy way to describe reorderings and solve our anagram in the process.
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?
An environment that enables you to investigate tessellations of regular polygons
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?
Take any parallelogram and draw squares on the sides of the parallelogram. What can you prove about the quadrilateral formed by joining the centres of these squares?
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?
A tool for generating random integers.
Here is a chance to play a fractions version of the classic Countdown Game.
A mathematically themed crossword.
A collection of our favourite pictorial problems, one for each day of Advent.
On the 3D grid a strange (and deadly) animal is lurking. Using the tracking system can you locate this creature as quickly as possible?
Four cards are shuffled and placed into two piles of two. Starting with the first pile of cards - turn a card over... You win if all your cards end up in the trays before you run out of cards in. . . .
A counter is placed in the bottom right hand corner of a grid. You toss a coin and move the star according to the following rules: ... What is the probability that you end up in the top left-hand. . . .
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.
Use Excel to explore multiplication of fractions.
The opposite vertices of a square have coordinates (a,b) and (c,d). What are the coordinates of the other vertices?
Try to move the knight to visit each square once and return to the starting point on this unusual chessboard.
Balancing interactivity with springs and weights.
Help the bee to build a stack of blocks far enough to save his friend trapped in the tower.
Match pairs of cards so that they have equivalent ratios.
Use an interactive Excel spreadsheet to explore number in this exciting game!
Use Excel to investigate the effect of translations around a number grid.
A simple file for the Interactive whiteboard or PC screen, demonstrating equivalent fractions.
The shortest path between any two points on a snooker table is the straight line between them but what if the ball must bounce off one wall, or 2 walls, or 3 walls?
Use an interactive Excel spreadsheet to investigate factors and multiples.
Use Excel to practise adding and subtracting fractions.
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.
Use an Excel to investigate division. Explore the relationships between the process elements using an interactive spreadsheet.
A collection of resources to support work on Factors and Multiples at Secondary level.
The classic vector racing game brought to a screen near you.
A game in which players take it in turns to choose a number. Can you block your opponent?
Can you set the logic gates so that the number of bulbs which are on is the same as the number of switches which are on?
How good are you at estimating angles?
How good are you at finding the formula for a number pattern ?
A simple spinner that is equally likely to land on Red or Black. Useful if tossing a coin, dropping it, and rummaging about on the floor have lost their appeal. Needs a modern browser; if IE then at. . . .
Investigate how logic gates work in circuits.
This set of resources for teachers offers interactive environments to support work on loci at Key Stage 4.
A ladder 3m long rests against a wall with one end a short distance from its base. Between the wall and the base of a ladder is a garden storage box 1m tall and 1m high. What is the maximum distance. . . .
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.
A spherical balloon lies inside a wire frame. How much do you need to deflate it to remove it from the frame if it remains a sphere?
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?
Play countdown with matrices
Match the cards of the same value.
Make and prove a conjecture about the cyclic quadrilateral inscribed in a circle of radius r that has the maximum perimeter and the maximum area.
A metal puzzle which led to some mathematical questions.
Which dilutions can you make using only 10ml pipettes?