The bar model method is a great way to visualise tricky mathematical concepts and solve problems. They are a quick and easy way to represent a situation in a word problem. Bar modelling can be used to ...

On an October day in 2015, ecologist Meredith Root-Bernstein was watching a family of rare pigs at a Parisian zoo when something caught her eye. Intrigued, the scientist returned to the menagerie at ...

In order to make your writing clear, you need to use commas. As well as using them to separate out key information, or divide up different clauses, commas can also completely change the meaning of a ...

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