Posts by: toni
Najwa and Zuki play a game.
They put two red and four blue ribbons in a box. They pull out two ribbons at the same time without looking at the colours.
Najwa wins if both ribbons are the same colour.
Zuki wins if the two ribbons are different colours.
You could play the […]
Add the columns one by one, add the rows, then add the diagonals. What do you notice?
Add the numbers in the squares at the corners of each parallelogram shown. What do you notice? Yes, so far all these totals have been 34.
In addition the diagram with the […]
Fold a piece of paper in two and tear out half a person. An old newspaper is good for this. Now open out your little person and flatten it. You have made a paper doll that is symmetrical about the fold line. The two halves of the doll on […]
This is a game for two players. It requires a lot of thinking and strategic play.
Each player has 5 counters, bottle tops, buttons or stones that look different from the counters used by the other player.
To win the player must be the first to get his or her 5 counters […]
Replace the letters in FOOT + BALL = GAME with numbers to make the sum correct. Each letter represents a different digit.
Here is one example: F=1, O=9, T=4, B=6, A=5, L=3, G=8, M=2, E=7
How many solutions can you find?
There are 224 solutions altogether.
You can work with pencil and […]
This is not an activity to do on your own. The suggested plan is that you take the discussion points one by one, perhaps one a week, and discuss them at school or at home. You might look at https://ourworldindata.org/coronavirus for the latest statistics when you have your discussion.
There is […]
This data from the World Health Organisation portrays the growth in the number of confirmed cases of the coronavirus disease. In some countries the pattern appears to be exponential growth. Data is given for the most affected countries and for the two countries in Africa with more than 10 cases.
In one week, new data […]
Complete the calculations in the first list. Then use your answers to find the numbers to fill the boxes in the second list.
What do you notice about the connections between the equations: ☐ × 8 + 1 = 9 etc. and the calculations: (9 – 1) ÷ 8 […]
1. Which one of the graphs represents the function $f(x) = \frac{1}{x}$?
The table below has been jumbled up. Match the graphs labelled f1 to f9 to their equations in the table below and to the descriptions of the transformations of $f(x) = \frac{1}{x}$
Download the worksheet, cut […]
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