9.38 Maths Today: Year 1: Graphs
Introduced by Brenda Briggs

10.0-10.15 Words and Pictures: Part B
Some reading practice based on Monday's story
Introduced by Gabriel Woolf

10.25 Gwlad a Thref: Dun a'i waith: 4: Gweithio yn y goedwig
Y cyflwyno gan Meirion Edwards
Cynhyrchydd R. Dilwyn Jones
(I Ysgolion Cymru: Town and Country)

11.0 Interval

11.5-11.25 Television Club

11.35 A Year's Journey: Treasures on the Shore
Introduced by Eric Simms

Discs and talents of the young

Six million animals are used every year in laboratory experiments for medical research. What exactly happens and how necessary is it all?

The second day of the Royal Meeting featuring The Royal Hunt Cup
2.30 Jersey Stakes (over 7 furlongs)
3.5 Queen Mary Stakes (over 5 furlongs)
3.45 Royal Hunt Cup (over 1 mile)
4.20 Coronation Stakes (over The Old Mile)
The Fashion Scene: Mister Fish
(A fiesta of pomp: pages 56-60)

4.35 Interval

by Susan Hill
With Raymond Leppard

An ABZ of Sense and Nonsense with Tony Hart and introduced for deaf children by Pat Keysell
Also Ben Benison, The Prof, Jonah Humphrey, Umbrage and Suanne, Members of the Caricature Theatre and the Vision On Gallery

The varied adventures of Hector the Dog and Zaza the Cat, not forgetting Mrs Kiki Frog.

Alan Price with the Alan Price Set and Eric Burdon
Alan Price plays, sings, and talks about his kind of music

Introduced by David Coleman direct from Mexico featuring a preview of The World Cup Semi-finals
Tonight in Mexico City and Guadalajara, four countries will be fighting for a place in Sunday's World Cup Final. In the last few hours before the kick-off, the BBC commentary team bring you all the latest news by satellite from Mexico.
With comment and analysis by the Grandstand team of experts.
With David Coleman in Mexico: Joe Mercer and Don Revie
With Frank Bough in London: Brian Clough, Noel Cantwell, Ian St John, Bob Wilson,
Ray Wilson, Johnny Haynes, Walley Barnes, and Jim Finney

with James Burke
In the skies above Britain an increasingly complex high-speed three-dimensional chess game goes on 24 hours of the day.
Any time you fly, you're part of it; a pawn in the hands of the men who keep the game safe - the Air Traffic Controllers.

Written by Owen Holder
Starring Richard Leech, Justine Lord, Barry Justice with Irene Hamilton

There is more information about Mr Humphries which serves to deepen the mystery. Dr Hayman renews acquaintance with a family of Irish patients.

by Richard Waring
Starring Wendy Craig as Jennifer Corner and Ronald Hines as Henry Corner
with Charlotte Mitchell as Mary, Toke Townley as the removal man

The removal of the Corner family to their new home in the country is not without incident.

The exploits of a team of expert and daring undercover agents whose job is to prove that their missions are, in fact, anything but impossible. Led by Peter Graves as Jim Phelps with Martin Landau as Rollin Hand, Greg Morris as Barney, Peter Lupus as Willy, Barbara Bain as Cinnamon

This week: The Mercenaries
Gold is where you find it and the suspense is almost too much for Rollin.

with Kenneth Kendall and Weather

[Starring] Bob Hope
Other guests are Diahann Carroll, Jo Anne Worley, Bob Denver and The Clara Ward Singers
The programme features their individual and combined talents in a miscellany of comedy and song.
Produced in America for ABC

The World Cup Semi-finals direct from Mexico

At 10.10 David Coleman sets the scene, and brings you all the latest news from Mexico City and Guadalajara, where tonight's Semi-finals are being played.
Action profiles of some of the outstanding personalities who will be playing tonight.
Analysis and comment from the Grandstand team of experts, including Joe Mercer and Don Revie.

At 10.50 The World Cup Semi-final
One of tonight's Semi-final matches, as it happens in Mexico. If England have reached the Semi-finals, there will be live coverage of the whole of their match.
With slow-motion replays of the game's outstanding moments.

At 12.50 The Second World Cup Semi-final
The whole of tonight's other Semi-final in Mexico.

With analysis of the matches, and of the teams who will meet in Sunday's World Cup Final by the Grandstand team of experts.

(Presented in co-operation with Telesistema Mexicana and the EBU)