2 out of 3
Here's a chance to work with large numbers...
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Can you recreate squares and rhombuses if you are only given a side or a diagonal?
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How can you change the surface area of a cuboid but keep its volume the same? How can you change the volume but keep the surface area the same?
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Alison and Charlie are playing a game. Charlie wants to go first so Alison lets him. Was that such a good idea?
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Think of a two digit number, reverse the digits, and add the numbers together. Something special happens...
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How well can you estimate 10 seconds? Investigate with our timing tool.
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Just because a problem is impossible doesn't mean it's difficult...
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Play around with sets of five numbers and see what you can discover about different types of average...
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Where should you start, if you want to finish back where you started?
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Play around with the Fibonacci sequence and discover some surprising results!
