This video looks at the different grades of steel used in the frame design of a Brompton bicycle, typically steel tube and steel sheet. Designers consider several criteria when choosing materials for a folding bicycle, including strength, weight...

Matt and Ellie build satellites.  They work in a clean room environment to help to construct and test satellites.  Matt and Ellie are both on an apprenticeship scheme with Airbus Defence and Space. 

There are two cuts of the video – one aimed at primary aged children, and one for secondary.

Primary:...