The CBeebies gang hit the beach. Ends 6.50.

Fimbles
Florrie finds a big piece of Silver foil. (R) (S) (W)

Ends 10.00.

Moomin
How Papa escaped from a terrible orphanage (R) (S)

7.15 Popeye and Son
Double bill as the spinach-swilling sailor tackles a sea monster. (R) (S)

7.40 Yvon of the Yukon
The defrosted Frenchman finds a frozen baby mammoth. (R) (S)

8.05 Newsround
(S) (W)

8.10 Arthur
A new piano teacher upsets Arthur, then Buster loses control with a stash of candy. (R) (S)

8.35 ChuckleVision
Paul and Barry help at a rest home. (R)(S)

9.00 The Scooby, Scrappy and Yabba Doo Show
Three capers featuring muscle flexing, a spaceship and a marathon. (R) (S) (W)

9.20 The Wild Thornberrys
Eliza meets a medicine woman. (S)

9.45 CBBC at the Fame Academy
Another update. (S) (W)

9.50 Snailsbury Tales
Professor Crunch's rocket launch doesn't quite go to plan. (R) (S)

Ends 11.00.

Tweenies
Max is suffering from a stiff neck. (R) (S) (W)

10.20 Clifford the Big Red Dog
Cleo teases T-Bone about his feelings for Mimi. (R) (S)

10.35 Balamory
Suzie Sweet delivers the wrong box to the nursery. Episode written by Polly Kelly
Cast on Tuesday (R) (S) (W)

Followed by CBeebies Birthdays

Traitor. Is there a traitor inside Spectrum? (R) (S)
11.25 Renegade Rocket. A major is attacked. (R) (S)

Comedy drama. Wealthy Corby Lane repays a debt to the people of Progress, Arkansas, but her generosity has unexpected consequences for the townsfolk. Review page 44.
Director Lloyd Bacon (1954, U)
(BW)(S)

Recalling world events through eyewitness accounts.
(R)(S)

Business news. (S)

Crime thriller. Ajoumalist puts herself in danger when she exposes the illegal activities of a ruthless Soho gangster. Review page 44.
Director Edmond T Greville (1948)
(BW) (S)

Attempting to make a quick buck in Middlesbrough. (S) (W)

Culinary contest. (S) (W)

This evening's highlights include the final of the women's
100m hurdles. Sue Barker introduces the action, which begins with the decathlon pole vault and javelin events.
5.25 Men's longjump qualifying
5.50 Women's 200m final for the blind
5.55 Women's shot put final
6.00 Men's 400m final for the blind
6.25 Women's 100m hurdles final. Should be a four-way contest, with Gail Devers , Anjanette Kirkland , Brigitte Foster and Glory Aloize hoping to take top honours.
6.40 Women's 200m semi-finals (S) (W) BBCi: digital viewers can watch extra coverage of field events by pressing the red button on the handset

Edge of an Empire. Adam Hart-Davis looks at the advances in communication made by the Roman military machine.
Producer Inge Samuels ; Series producer Martin Mortimore (R) (S) (W)

Steamtown. As Doncaster prepares to celebrate its
150th anniversary, Brian Blessed narrates the story of the south Yorkshire town with steam in its blood.
Producer Andrew Sheldon ; Executive producer Ian Cundall
First shown on BBC North East (S) (W) www.bbc.co.uk/homeground Postponed from 20 August

Kelsa Morgan, 29, lives in one room of a house inherited from her godmother, Betty. Too guilty to dispose of any of Betty's valuable possessions, cash-poor Kelsa has left them to gather dust while the building falls into disrepair. Can Dawna Walter and antiques expert Jamie Breese help? Series producer Sara Woodford ; Executive producer Jerry Foulkes (S) (W) BBC BOOK: The Life Laundry 2: How to Stay De-junked Forever, £7.99.

In the fourth episode of the self-explanatory series, Dominic Littlewood meets Kevin Horkin whose manoeuvrings in the property market have landed him a dream home at the posh end of Lancashire's Ribble valley.
Series producer Richard Sinclair ; Executive producer Nick Patten (S) (W) Postponed from 20 August
Tips of the trade: page 32

While some celebrities at this year's Oscars ceremony were effortlessly chic, others were evidently lacking in sartorial flair. Trinny Woodall and Susannah Constantine cast a critical eye over the glitterati's gowns, and overhaul the wardrobes of comedian Jo Brand and newsreader Sophie Raworth before their appearance at the Bafta Awards.
Director Nick Bray ; Producer Kaye Godleman (R) (S) (W)

Alternative Culture. The women have to share the men's locker room in a 1996 episode of Ben Elton's sitcom.
Director John Birkin ; Producers Ben Elton , Geoffrey Perkins (R) (S) Postponed from 20 August

With Kirsty Wark.
(S) (W)

Comedian Sean Lock mingles with the chaos of the festival to extract highlights, hot tips and the odd glass of beer.
Director Pauline Law ; Producer Allan Campbell (S) (W) Newsnight Review in Edinburgh is on Friday at llpm

Repeats are not indicated.
Open University 12.30 Jump Over Your Shadow (S) (W)
1.00 Relative Risk: the Human Genome Project (S)
1.50 What Have the 90s Ever Done for Us? (S)
Youth Nation 2.00 Change the World: Is Peace Possible? (S) Languages 4.00 Spanish Journey (part 1) Skills for Life 5.00 Switched On (S)
Open University 6.00 We the Peoples (S)