Can you work out how many flowers there will be on the Amazing Splitting Plant after it has been growing for six weeks?
Can you predict when you'll be clapping and when you'll be clicking if you start this rhythm? How about when a friend begins a new rhythm at the same time?
Four of these clues are needed to find the chosen number on this grid and four are true but do nothing to help in finding the number. Can you sort out the clues and find the number?
What happens when you add the digits of a number then multiply the result by 2 and you keep doing this? You could try for different numbers and different rules.
Use the interactivity to find all the different right-angled triangles you can make by just moving one corner of the starting triangle.
Watch the video of this game being played. Can you work out the rules? Which dice totals are good to get, and why?
Find at least one way to put in some operation signs to make these digits come to 100.
Factor track is not a race but a game of skill. The idea is to go round the track in as few moves as possible, keeping to the rules.
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.
Sets of integers like 3, 4, 5 are called Pythagorean Triples, because they could be the lengths of the sides of a right-angled triangle. Can you find any more?
