Ends 10.50.

The Prince of Atlantis
Animated undersea adventures. Orkov tries to prevent the sea from completely disappearing. (R) (S)

7.25 Dennis the Menace
Cartoon fun with the youngster in the distinctive jumper. (R) (S)

7.50 Blue Peter
Children's magazine.
Shown yesterday at 5pm on BBC1 (S) (W)
Website: [web address removed]

8.15 Yoho Ahoy!
Cartoon double bill with Captain Bilge and the crew. Bilge loses a piece to his jigsaw. Then, in a repeated episode, a sneeze causes chaos on the Rubber Duck. Repeated at 1pm (S)

8.25 Oakie Doke
Another animated woodland story. (R) (S)

8.35 64 Zoo Lane
Lucy hears the story of Kevin the crocodile, who tries to be mean. (R) (S)

8.45 Penny Crayon
The chef's cookery class is being filmed - but he has no food. (R) (S)

9.00 Teletubbies
In this morning's double bill, the Lion and Bear appear in Teletubbyland, then a pumpkin wears Dipsy's hat. (R) (S)
BBC TELETUBBIES MAGAZINE: monthly, £1.35. February issue on sale now

9.50 Playdays
Dave finds out things to do with string. (R) (S)

10.10 Tweenies
Double bill of pre-school fun. The new puppy gets a mixed reception. Jake uses a feather to tickle the others without their knowing. (R) (S) (W)
BBC TWEENIES SPECIAL MAGAZINE: £1.25. Issue 19 (Number) on sale now

Repeats are not indicated.
10.50 Megamaths: Shape - Two-dimensional Shapes (ages 7-9) 3476330

11.10 English Express: Texts - Techno Tales (ages 9-11) 2969601

11.30 The Experimenter: Switching On (ages 7-9) 7365935

11.50 Zig Zag: Tudor Life - Children: a Girl's Story (ages 7-9) 7070798

12.10 Focus: Growing Up: What's Happening to Me? (ages 9-13)

Educational programme for seven- to nine-year-olds discovering the different lives of rich and poor children in Tudor times.

Financial news, with Adrian Chiles and Adam Shaw.

Double bill of nautical fun. Shown at 8.15am.

Highlights from last night's first-round matches at Lakeside
Country Club in Frimley Green. In last year's opening round, eventual champion John Walton served notice of his intent by recording a three-dart average in excess of 100, a figure that turned out to be the highest of the tournament.

Updates from Parliament, presented by Zeinab Badawi.

(Contact details Wednesday)

(Digital:
UK Today) Weather

More first-round highlights from Lakeside as the players vie for the top prize of 148,000. With Mark Pougatch.

Culinary contest, with Ainsley Harriott.

Ignominious exits await entrants on the quiz.
(Repeated at 1am on BBC Choice)

Today's archive clips feature Rod Stewart , BA Robertson and Maggie Bell, Brother Beyond, Suggs, Shed Seven, the Bangles, Long John Baldry , Sisters of Mercy, Our Kid, Haysi Fantayzee , and Tom Jones with the Art of Noise. Plus new music from Dolly Parton. With the voice of Steve Wright.
Producer Mark Hagen Repeated next Saturday Top of the Pops is Friday at 7.30pm on BBC1 Website: www.bbc.co.uk/totp TOP OF THE POPS MAGAZINE: monthly, £1.80. February issue on sale now

Home Soil. On a desolate planet, scientists work to unleash the wrath of an alien life form. More tomorrow at 6.45pm Website: www.bbc.co.uk/cult/st

Antony Worrall Thompson continues his countdown of the nation's ten favourite recipes, as voted for by viewers of the last series of Food and Drink. This week's dishes are liver and bacon, chicken kiev and treacle sponge with custard. Executive producer Gloria Wood BBC GOOD FOOD MAGAZINE: £2.10. February issue on sale 15 January Website: www.bbc.co.uk/food

The final, eight-part, series of Delia Smith 's back-to-basics cookery course begins with a guide to essential kitchen equipment, which she puts to use preparing pepper-crusted fillet of beef with onions and thyme, the "ultimate" tarte tatin and a very sticky prune-and-date cake.

Creating a stir: page 38; Reader Offer: page 41

Another chance to see the pilot episode that launched the classic prison comedy starring Ronnie Barker , originally shown in 1973 as part his Seven of One series. Also starring Brian Wilde and Fulton Mackay.
Prisoner and Escort. Career criminal Norman Fletcher is escorted to his new "home" by a sympathetic warder.
Written by Dick Clement. Ian La Frenais : Producer Sydney Lotterby BBC DVD: Porridge. complete first series, price £12.99

Analysis of today's major news stories at home and abroad, presented by Jeremy Vine.

Then Party Broadcast
By the Labour Party. (S)

Quarter-final places are decided in tonight's highlights from Frimley Green. Presented by Ray Stubbs.

Repeats are not indicated.
Open University 12.30 Ever Wondered? 6739373 12.45 Personal Passions Mike Read 6734828 1.00 Renaissance Secrets
Mystery of the Marriage 57199 1.30 Music to the Ear Secondary Schools 2.00 Soviet Communism Languages 4.00 Spain Inside Out (parts 2-3)
Working in Health and Care 5.00 Numeracy and Using IT Open University 6.00 Asthma and the Bean 44064 6.30 Caught in Time -mathematics and juggling patterns.