1 out of 3
Can you sketch triangles that fit in the cells in this grid? Which ones are impossible? How do you know?
1 out of 3
You'll need to work in a group on this problem. Use your sticky notes to show the answer to questions such as 'how many girls are there in your group?'.
2 out of 3
Ten cards are put into five envelopes so that there are two cards in each envelope. The sum of the numbers inside it is written on each envelope. What numbers could be inside the envelopes?
1 out of 3
Have you ever wondered what it would be like to race against Usain Bolt?
This short activity explores how $R_0$, the reproduction number, affects the spread of disease in an unvaccinated population.
1 out of 3
2: Introducing and developing STEM in the classroom.
3 out of 3
Jack and Jill run at different speeds in opposite directions around the maypole. How many times do they pass in the first minute?
2 out of 3
If Clara spends £23 on books and magazines, how many of each does she buy?
1 out of 3
Weekly Problem 19 - 2017
In the figure, what is the value of x?
