47/100 Martin Roberts and Lucy Alexander visit homes in Liverpool, Kent and Derby. (R)
48/100 Martin Roberts and Lucy Alexander visit homes in Wiltshire, Surrey and Sheffield. (R)
15/15 In Dorset, Paul Robinson and Laurence Bowen design a state-of-the-art modern house. (R)
23/28 Carol explores subjects that all begin with the letter S. (R)
BBC Two except Scotland
Nicki Chapman is in Cornwall looking for a home to house an internet business. (R)
13/15 Christine's balloon travels over the flattest part of Britain as she descends on Norfolk.
14/16 Three previous winners battle it out for two places in the semi-final.