Sport Relief 2016 number of run-up events and was presented by Gary Lineker, Davina McCall, David Walliams, Claudia Winkleman, John Bishop, Greg James,and Alesha Dixon. Stars including Danny Dyer, Clare Balding, Olivia Colman, Rochelle Humes and Marvin Humes presented appeal films. James Bay has recorded the official Sport Relief Single for 2016, a new version of his single "Running" recorded at the Abbey Studios in London. TV programmes that led up to the main event included: Sport Relief 2016 Sport Relief 2016 is a fundraising event organised by Sport Relief. A number of run-up events took place and the main event consisted of
Challenge point framework surgeons). The optimal challenge point represents the degree of functional task difficulty an individual of a specific skill level would need to optimize learning (Guadagnoli and Lee 2004). However, this learning depends on the amount of interpretable information. Therefore, although increases in task difficulty may increase learning potential, only so much is interpretable, and task performance is expected to decrease. Thus, an optimal challenge point exists when learning is maximized and detriment to performance in practice is minimized. With increased practice it is assumed that one's information-processing capabilities will increase (Marteniuk 1976). Therefore, the optimal challenge point will change as