Gemma Hunt talks to disabled athletes about the Paralympic Games and today's story focuses on the pioneering work of Stoke Mandeville hospital.

Ralph van Dijk and side-kick Matrix have more questions to consolidate mental maths skills and the focus today is calculating with large numbers.

In today's programme Maurice Gleitzman is under the spotlight as he answers questions about his work from a group of school children.

Richard Lloyd King celebrates the success of London's bid to host the 2012 Olympic Games.