Factors and multiples game
A game in which players take it in turns to choose a number. Can you block your opponent?
The Number Jumbler
The Number Jumbler can always work out your chosen symbol. Can you work out how?
Dicey operations
In these addition and subtraction games, you'll need to think strategically to get closest to the target.
Consecutive numbers
An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.
More Dicey operations
In these multiplication and division games, you'll need to think strategically to get closest to the target.
Dozens
Can you select the missing digit(s) to find the largest multiple?
Your number is...
Treasure hunt
Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
Doughnut percents
Strange bank account
Imagine a very strange bank account where you are only allowed to do two things...
Beach huts
Add to 200
By selecting digits for an addition grid, what targets can you make?
Can you make 100?
Fractions rectangle
Number families
Almost one
Parallelogram it
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 parallelogram.
Up, down, flying around
Play this game to learn about adding and subtracting positive and negative numbers
Climbing complexity
In the 2020 Olympic Games, sport climbing was introduced for the first time, and something very interesting happened with the scoring system. Can you find out what was interesting about it?
Have you got it?
Can you explain the strategy for winning this game with any target?
Summing consecutive numbers
15 = 7 + 8 and 10 = 1 + 2 + 3 + 4. Can you say which numbers can be expressed as the sum of two or more consecutive integers?
Shady symmetry
How many different symmetrical shapes can you make by shading triangles or squares?
Square it
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.
Mirror, mirror...
Explore the effect of reflecting in two parallel mirror lines.
Countdown fractions
Going round in circles
Shifting times tables
Can you find a way to identify times tables after they have been shifted up or down?
Attractive rotations
Here is a chance to create some attractive images by rotating shapes through multiples of 90 degrees, or 30 degrees, or 72 degrees or...
Perimeter expressions
Sieve of Eratosthenes
Follow this recipe for sieving numbers and see what interesting patterns emerge.
Odds, evens and more evens
Alison, Bernard and Charlie have been exploring sequences of odd and even numbers, which raise some intriguing questions...
Magic letters
Shear magic
Explore the area of families of parallelograms and triangles. Can you find rules to work out the areas?
On the edge
If you move the tiles around, can you make squares with different coloured edges?
Connect three
In this game the winner is the first to complete a row of three. Are some squares easier to land on than others?