5/26 The teams race through a baking-themed themed track in this episode. (R)
Mark Billingham and Lynne Truss join team captains Sebastian Faulks and John Walsh.
BBC Radio 4
3/6 Professor of Ignorance John Lloyd and curator Phill Jupitus discuss some new curiosities.
BBC Radio 4 Extra
6/6 Gyles Brandreth hosts Anthony Holden, Stella Duffy, Jennie Bond and Geoffrey Durham.
3/32 Two teams hunt for bargains at Australia's oldest and largest antiques centre. (R)
Guests in this edition are Billy Elliott stars Brad Wilson and James Lomas. (R)
6/20 Three Earthtwerps from Brighton journey deep into space to take on Ludus. (R)
Nick Knowles challenges contestants to achieve perfection and win £1,000.
6/13 The sixth heat of the general knowledge music quiz, with Russell Davies.
25/65 Quiz in which contestants try to score as few points as possible. (R)