Ends 9.00.

Playdays
Dave and his friends test their driving skills at the Playground stop. Plus a visit to the London Transport Museum.
(R) (S)

7.20 Pocket Dragon Adventures
More castle-based antics. Philbert climbs a mountain.
(R) (S)

7.35 Snorks
More ocean-floor adventures.
(R) (S)

8.00 Blue Peter
Top chef Raymond Blanc demonstrates his culinary skills.
(Shown yesterday at 5pm on BBC1)
(S) (W)

8.25 Moomin
Moomin Papa recalls how he met the maiden who later became his wife.
(R) (S)

8.45 64 Zoo Lane
Molly has to wait a long time for her nephew Eddie to arrive - unfortunately for her, he's off on an adventure.
(S)

(Repeats are not indicated)

9.00 Hands Up!: My Home (ages 3-6)
with sign language.

9.15 Hands Up!: Storytime: Frog in Winter (ages 4-5)
with sign language.

9.25 Hotch Potch House: Just the Same (ages 3-5)
(S)

9.45 Dynamo: Science: Exercises and Senses (early years)
(S)

Ends 10.50.

Teletubbies
A black-and-white cloud appears in Teletubbyland, while Dipsy is given a present.
(R) (S)

10.30 Tweenies
Jake, Milo and Bella have fun playing with some cardboard boxes that Max has left behind in the garden.
(R) (S) (W)
Magazine: published monthly, price £1.25, from newsagents

10.50 Zig Zag Shorts: France: Brittany (ages 7-9)
(S)

11.00 Watch: The Songcatcher: Picnic Time (ages 5-7)
(S)

11.15 Numbertime: More or Less: Two More (ages 4-6)
(S)

11.30 Look and Read: Captain Crimson: Guzzle Trouble (ages 7-9)
(S)

11.50 Landmarks: Britain since 1930: Evacuation (ages 9-12)
(S)

12.10 Landmarks: Pakistan and Its People (ages 9-12)
(S)

Business, financial and consumer news.

Two-table world-championship coverage from Sheffield continues with highlights of this morning's quarter-final play. Matches are settled over the best of 25 frames. With Matt Smith.
(S) (W)

The latest news coming out of Parliament, presented by Diana Madill.
(S)
Contact Details: fax [number removed] or e-mail [email address removed]

(S) (W)

Further quarter-final coverage from Sheffield. This stage last year saw eventual winner Mark Williams ease into the semis with a comfortable 13-5 win over Fergal O'Brien while fellow finalist Matthew Stevens ended Jimmy "Whirlwind" White's ongoing search for that elusive first world title with a 13-7 victory, Introduced by Dougie Donnelly.
(S) (W)

Another double bill of digitally remastered episodes from Gerry Anderson's fifties subaqua science-fiction series.

6.00 Treasure Down Below
The crew of Stingray embark on a perilous adventure when an old map reveals the location of some hidden treasure.
(R) (S)

6.25 The Big Gun
The formidable firepower of an unknown undersea race leads Troy Tempest to steer Stingray to dangerous depths.
(R) (S)

[NB this series was from the 1960s not the 1950s]

The opening frames from the Crucible theatre in Sheffield of this evening's quarter-final action at the world championship. Introduced by Matt Smith, with commentary by Clive Everton, Ray Edmonds, Dennis Taylor, John Virgo, Willie Thorne and Steve Davis.
(S) (W)

This week's regional round asks Elizabeth Boyd-Ratcliff, a beauty consultant from Essex, Norfolk businessman Max Kent and David Swallow, a concept-development technologist from Lincolnshire, to prepare a main course of white fish, followed by a cheesecake dessert. To judge this week's culinary offerings, presenter Gary Rhodes is joined by Sam Clifford, formerly the personal chef of composer Andrew Lloyd Webber.
(S) (W)
Website: [web address removed]
BBC Good Food Magazine: available monthly, price £2.20

Contestant Elizabeth Boyd-Ratcliff's spiced apple cheesecake, plus a Sabatier knife-set offer: page 22

Further coverage from the Crucible of the evening's quarter-final action, where the difference between winning and losing is £36,500. (S) (W)

Analysis of the day's major news stories at home and abroad. Presented by Jeremy Paxman.
(S) (W)

The second of three films this week about advertising.

Following the team at Hal Henry as it goes through the process of putting together a campaign for Guinness, to be shown in Ireland, based around the Gaelic sport of hurling. Armed with only a substantial amount of product research and inquisitive minds, the team has to come up with a plan that the client will agree to back.
See Monday's Choice.
(S) (W)
(The final episode is tomorrow at 11.20pm)
Additional Information: for a free information pack and more details about Open University programmes, call [number removed] (national rate) or turn to Ceefax page 627. Website: [web address removed]

Followed by Turning Points
Tim Smit recalls the moment when he decided to embark on the Eden Project.
(S)

Political news, presented by Michael Dobbs.

(Repeats are not indicated)

Open University
12.30 The Information Society
The example set by the Britannia Building Society's new customer-information system.
(S)
1.00 Blue Haven
Can mathematical models help to decide whether the blue whale will survive, or is it already too late for the species?
(S)
1.30 Computers in Conversation
How the convergence of computers and telephones might change the way people communicate.
(S)

Secondary Schools
2.00 Geography: Australia 2000
An exploration of this country of dramatic contrasts, including a look at how the Olympic Games affected Sydney.
(S)

Languages
4.00 The French Experience 2: Parts 9-10/The Geography Programme: France 2000/French on a Plate

Languages for Work
5.00 Make German Your Business: Part 2
The intermediate-level German programme.

Open University
6.00 Velocity Diagrams
How diagrams showing a component's speed can help to solve engineering problems.
(S)
6.30 Inspection by Torchlight
Exploring the nature of colour and light by examining a painting from the Victoria and Albert museum.
(S)
Ends 7.00am.