In these addition and subtraction games, you'll need to think strategically to get closest to the target.
In these multiplication and division games, you'll need to think strategically to get closest to the target.
I've made some cubes and some cubes with holes in. This challenge invites you to explore the difference in the number of small cubes I've used. Can you see any patterns?
We can arrange dots in a similar way to the 5 on a dice and they usually sit quite well into a rectangular shape. How many altogether in this 3 by 5? What happens for other sizes?
Can you sketch triangles that fit in the cells in this grid? Which ones are impossible? How do you know?
What happens if you join every second point on this circle? How about every third point? Try with different steps and see if you can predict what will happen.
Can you find all the different triangles on these peg boards, and find their angles?
This problem challenges you to work out what fraction of the whole area of these pictures is taken up by various shapes.
Can you make a spiral for yourself? Explore some different ways to create your own spiral pattern and explore differences between different spirals.
Can you find a reliable strategy for choosing coordinates that will locate the treasure in the minimum number of guesses?
