Maddie's Do You Know?

CBeebies

Friday 21 February 2020  16:20 - 16:35 (15 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. Also in HD. [S]

Maddie's Do You Know? (CBeebies) Friday 21 February 2020 16:20 - 16:35