9.38 Science Workshop: Cleaning (B)
(R)

10.0 You and Me
A series for 4- and 5-year-olds
Against the advice of both Dibs and Jeni Barnett, Cosmo sets up her own whistle stall. They also sing a song about faces and make a Nigerian mask.
Book: "Maisie Middleton"
(R)

10.15 Maths Counts: According to Plan
Twice as big, 50 times as big - it's a question of scale.
(R)

10.38 Maths at Work
(R)

11.0 Words and Pictures: Trog and His Axe
(Shown on Monday at 2.0 pm)

11.17 Let's See: The Sea
(Shown yesterday at 1.38 pm)

11.40 Scene: A Visitor from Outer Space
(For details see Friday at 2.0 pm)

12.10 pm You Can't See the Wood...: 7: Trees in Towns
David Bellamy examines the natures, diversity and uses of trees.
(R)

12.35 Rockschool: 8: Crossover Styles
A series of nine programmes giving hints and tips on playing to budding rock musicians.
(R)

1.0 Maths Help (II): Matrices II
For adults studying maths to O-level, this series offers help with common difficulties.
(R)

1.15 Higher Education: What Sort of Place?
A student's-eye view of undergraduate life; what is it like to master new study skills and to branch out into new subjects?
(R)

1.38 Home Ground: Environment: 4: Seashores
A look at some of the animals and seaweeds that live in and along the seashore. Naturalist Lionel Kelleway delves into rock pools, and digs beneath the sandy shoreline to discover the creatures there.
BBC Wales

2.0 Watch: Then and Now: Work
James and Louise continue their exploration of life at the beginning of the century. James watches a farrier at work and Louise visits a farm to see a horse-drawn plough. They use archive film to show what mining and mill work was like at the time.
Presented by Louise Hall-Taylor and James Earl Adair
(Shown yesterday at 11.0 am)

2.18 Walrus: What's it Gonna Be?: All for a Friend
(R)

2.40 Zig Zag: Patterns Hold the Key
(Shown on Monday at 11.0 am)