The questions in this quiz are suitable for GCSE maths students studying quadratic graphs, cubic graphs, reciprocal graphs, exponential graphs - Higher, The equation of a circle - Higher,the equation ...

Colin Hegarty started putting his maths lessons online to help a student who was missing a term as his father was terminally ill. A maths teacher who has created more than 1,000 videos to explain the ...

Sign up for the best picks from our travel, fashion and lifestyle writers. Colin Hegarty opens the front door of his modest Ruislip home to greet me. In his neat ...