Este artículo está disponible en español. Léelo en español. Walk into almost any school in California, and you’ll notice conversations happening in several languages. This is one of the state’s ...

Geometry is an important branch of mathematics, which we use to understand the properties of 2D and 3D space such as distance, shape, size and position. We use geometry every day: cutting paper to ...

Only 2% of pupils in England cycle to school, even less than the 3% of adults who cycle to work. Similarly low rates can be found in other wealthy countries, like the US and Australia, although some ...