Ends 7.00.

Yoho Ahoy
Poop causes chaos. then Cutlass shows off her pea-shooting skills.
(R) (S)

6.10 Fireman Sam
Fire-fighting fun in Pontypandy.
(R) (S)

6.20 Fimbles
Pom finds a yellow Circle.
(R) (S)

6.40 Tweenies
Jake dreams that his beanbag has leaked all over the playroom.
(R) (S)

Ends 8.30.

ChuckleVision
More adventures with mischievous brothers Paul and Barry. (R) (S)

7.20 Rotten Ralph
Sarah tries to rid Ralph of his fleas. (R) (S)

7.30 Love Mummy
Nuff's brain is accidentally sold. (S)

8.00 Newsround (S)

8 05 Blue Peter
Doctor Who drops in.
Shown last Friday on BBC1 (S)

Ends 10.25.

The Story Makers
Webster, Jelly and Jackson compose a poem for the poem tree. (R) (S)

8.50 Doctor Otter
Dunston loses his boots. (R) (S)

9.00 Tweenies
The gang search for buried treasure. (R) (S)

9.20 Wide Eye
How Rangatang came to the Natterjack forest. (S)

9.30 Fimbles
Fimbo can't get to sleep. (RMS)

9.50 Teletubbies
The friends catch a glimpse of some owl chicks. (R) (S)

Followed by CBeebies Birthdays

10.20 Andy Pandy
Teddy breaks Looby Loo's daisy chain. (S)

Stand by for Action. Titan s spy goes undercover in an attempt to kill Troy Tempest.
(R) (S)

Repeats are not indicated.
10.50 English Express (ages 9-11) Texts - Football Stones (S)
4232231 11.10 Megamaths(ages 7-9) Money Up to One Pound (S) 3344845 11.30 Let's Write a Story (ages 9-11) Writing Academy- Yrs 5 and 6: Humour (S)
11.50 Social inclusion Dramas (ages 9-11) Lion Mountain (S)
3360892 12.10 Around Scotland (ages 10-12) Transport in Scotland - Transport in the City (S)

Through video diaries, three families making the journey from home to the city centre, show the pros and cons of three modes of transport - car, bus and train.

Business news. (S)

100 Numbertime (ages 4-6)
Numbers 11-20: Number 17 (S) 44635973 1.15 Words and Pictures (ages 6-7) Phonics Year -Schwa (S)

Three UK Championship quarter-final places are up for grabs this afternoon with the first to nine frames going through. This time last year eventual finalists Mark Williams and Ken Doherty both had decisive wins in the third round against Chris Small and Paul Hunter respectively. Steve Davis and John Parrott introduce the live action from the Barbican Centre in York, with Clive Everton , Dennis Taylor , Willie Thorne , John Virgo and Ray Edmonds providing the commentary. (S)

Ruthless elimination quiz presented by stony-faced Anne Robinson. (S)

Homer Simpson in: Kidney Trouble. After making generous offer to save Grampa's life, Homer has serious second thoughts. (R) (S)

Striptease for Two. Will and Carlton are reduced to desperate measures in the search for cash.
Another episode on Thursday at 6.20pm (R) (S)

Hazel Irvine , Steve Davis and John Parrott present live UK Championship coverage from the Barbican Centre, York, as today's third-round matches reach their conclusion. Last year the players progressing to the quarter-finals included Robert Milkins , who made the last 16 for the first time with a hard-fought victory over Matthew Stevens. (S)

After 20 years touring the world with a series of famous bands, sound engineer Steve Hawkins decided he needed a break and moved to Lincoln. Steve has now identified the local amateur dramatics society as a place to look for the pop stars of the future, and hopes to take a fledgling local band to the top. Episode four of the documentary series following staff at Lincoln's Theatre Royal follows on BBC4 at 8.30pm.
Series producer Philippa Robinson ; Executive producer Nick Mirsky (S)

Reading University take on the Gonville and Caius team from Cambridge in the first round. Jeremy Paxman presides. Director Vemon Antcliff ; Producer Peter Gwyn (S)

Ends 10.30.
Room 101 Chef Gordon Ramsay vents his anger at a variety of irritations, including compulsory service charges in restaurants, London taxi drivers, women drivers, traffic wardens and nappies. Naturally he also wishes to rid the world of okra - "the vegetable that tastes of nothing". Paul Merton considers his choices for oblivion. Director Geraldine Dowd ; Producer Victoria Payne (S)
9.30 Absolute Power Satirical comedy adapted from Radio 4, starring Stephen Fry and John Bird as PR agents.
Tory Woman. MP Joanne Standing needs help after referring to her leader as "porkbum". With guest stars Phillip Schofield , Fern Britton and Huw Edwards.
Written by Andy Rattenbury
Director John Morton : Producer Paul Schlesinger (S)
10.00 Dead Ringers Second of two repeated episodes from the second series of the impressions show. New faces include Ricky Gervais. With Kevin Connelly , Phil Comwell , Jon Culshaw , Mark Perry and Jan Ravens. Directors Jonathan Gershfield and Pati Marr
Producer Gareth Edwards (R)(S)

Tory MP Joanne Standing is in trouble - she called her leader "Porkbum" and her career has tanked ever since. Charles sprinkles some of his magic dust with surprising results.

Topical impressions series with sketches and hidden camera stunts. Fiona Bruce, Ricky Gervais and Dirty Den feature among the misappropriated faces in this episode. Show more

Analysis of the news with Gavin Esler.
(S)
[web address removed]

Steve Davis and John Parrott introduce UK Championship third-round highlights from York. (S)

Repeats are not indicated.
Open University 12.30 Civil War - the Breakdown: tracing the origins of unrest in one of Britain's bloodiest conflicts. (S)
1.00 Ever Wondered?: Vermeer's paintings and Handel's London home. (S) 83293 1.30 The Glastonbury Tales: unfolding stories in the lives of three Glastonbury residents. (S)
Secondary Schools 2.00 Languages - -Isabel: Spanish drama in which teenagers present their language in different ways.
Languages 4.00 Japanese Language and People (parts 3-4): an introduction to Japanese language, culture and life. Make Your Mark 5.00 In Europe: making the most of the opportunities and benefits Europe offers school leavers. (S)