Beta measures a stock's volatility compared to the overall market. A beta > 1 indicates higher volatility than the market. The P/B ratio shows how a stock's market price compares to its book value. It ...

Screen writer and director Steven Knight explains why Sitting Bull is his all-time hero. Subscribe to this programme or download individual episodes. Philippa Perry on how Montessori inspires her work ...

A series of short films demonstrating different techniques for teaching music activities to SEND pupils. Deliver a story with songs, increase numeracy by using simple songs to teach and encourage ...