Save the bees!


Bees are vital pollinators of plants in the UK and around the world and help to pollinate about a third of our food.  As a result, bees are estimated to contribute over £200 million to the UK economy every year.  Not only do bees play an important part in our own food chain, but they […]

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Subbing zero

Consider x + y = 5 How do you know what this will look like plotted on equal aspect axes?  How do your students know? Some possible ways include: using a graphical calculator display rearranging the equation and plotting three points (including one to ‘make sure’) using one intercept and the gradient of –1 recognising […]

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