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...history – some more successful than others. Some of the earliest examples date back to 3000 BC, when the ancient Egyptians were using copper sulfate to sterilise the water used in their tonics. Zinc was also reportedly used by the Romans to promote the healing of wounds. You will consider some examples of the historical uses of metals in medicine next – starting with...

...family as the annual mileage recorded for his car is in the region of 10 000 miles or approximately 16 000 kilometres. This suggests that the car is responsible for not 1.4 but around 1.9 litres of the 4 litres of crude oil each of the three people in the household might be expected to consume each day. (You may like to check this calculation for yourself.) These are very...

...history of 500 years of furniture making. There are examples of standardisation here as well, as furniture making moved from being predominately a craft activity to more likely to involve mass production and self assembly of standard components. I’m particularly interested in how new materials like plastics and new manufacturing methods like 3D printing have allowed...

...history, set up strategies to cope with mathematics and assess which areas need improving understand the following mathematical concepts, through instruction, worked examples and practice activities: reflecting on mathematics; reading articles for mathematical information; making sense of data; interpreting graphs and charts draw on a technical glossary, plus a list of...