Maddie's Do You Know?

BBC RB 1

Friday 12 June 2020  11:40 - 12:00 (20 mins)
Lifeboat and Concrete. Maddie uses special cameras to find out how a lifeboat can find people in trouble at sea and how concrete is made and used. [S]

Maddie's Do You Know? may be available on playback
Maddie's Do You Know? (BBC RB 1) Friday 12 June 2020 11:40 - 12:00