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In each of these games, you will need a little bit of luck, and your knowledge of place value to develop a winning strategy.
An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.
Play this game and see if you can figure out the computer's chosen number.
There are nasty versions of this dice game but we'll start with the nice ones...
I'm thinking of a number. My number is both a multiple of 5 and a multiple of 6. What could my number be?
Some of the numbers have fallen off Becky's number line. Can you figure out what they were?
A game in which players take it in turns to choose a number. Can you block your opponent?
Explore the effect of reflecting in two parallel mirror lines.
Alison, Bernard and Charlie have been exploring sequences of odd and even numbers, which raise some intriguing questions...
Square numbers can be represented as the sum of consecutive odd numbers. What is the sum of 1 + 3 + ..... + 149 + 151 + 153?
Charlie has made a Magic V. Can you use his example to make some more? And how about Magic Ls, Ns and Ws?
Try entering different sets of numbers in the number pyramids. How does the total at the top change?
Imagine a very strange bank account where you are only allowed to do two things...
Can you explain the strategy for winning this game with any target?
Can you figure out how sequences of beach huts are generated?
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?
Who said that adding, subtracting, multiplying and dividing couldn't be fun?
Explore the effect of reflecting in two intersecting mirror lines.
When number pyramids have a sequence on the bottom layer, some interesting patterns emerge...
Explore the area of families of parallelograms and triangles. Can you find rules to work out the areas?
Start with two numbers and generate a sequence where the next number is the mean of the last two numbers...
Dave Hewitt suggests that there might be more to mathematics than looking at numerical results, finding patterns and generalising.
If you have a large supply of 3kg and 8kg weights, how many of each would you need for the average (mean) of the weights to be 6kg?