Do You Know?

CBeebies

Tuesday 5 March 2019  16:25 - 16:40 (15 mins)
17/25. Maddie looks at musical instruments. She uses a special slow-motion camera to find out how a piano works and how the keys are attached to levers and hammers. [S]

Do You Know? (CBeebies) Tuesday 5 March 2019 16:25 - 16:40