An essential part of any fire fighter's gear is the helmet. Traditionally, the helmet was made of leather strengthened by the use of combs, or leather seam reinforcements. The helmet pictured ...

Watch this What's on Your Head? video to find out more about what firefighters do and what they wear. Boy 2: A police helmet. Nadiya: Karen, I think they're going to need a clue. Girl 1 and Boy 3 ...