A game in which players take it in turns to choose a number. Can you block your opponent?
Why not challenge a friend to play this transformation game?
A game for 2 or more people, based on the traditional card game Rummy.
Watch this animation. What do you see? Can you explain why this happens?
What do you see as you watch this video? Can you create a similar video for the number 12?
What do you think is going to happen in this video clip? Are you surprised?
Some of the numbers have fallen off Becky's number line. Can you figure out what they were?
Can you find pairs of differently sized windows that cost the same?
Find as many different ways of representing this number of dots as you can.
Can you find some examples when the number of Roman numerals is fewer than the number of Arabic numerals for the same number?
