(Photograph) - The Walton family, Mark and Anna and son, Sam, above, who live on a farm in Cheshire, all prepared for GCSEs in the reality TV show Smarter Than Your Kids? Dennis Evans and wife Tammy, from north Wales, also took part but fell out under the strain of exam revision, with Dennis complaining that all the hard work had encroached on their love life (ITV1, September 7, 7pm)
