Corbettmaths - This video defines an edge, a face and a vertex (plural is vertices). It also goes through some typical exam style questions. This video is particularly useful for Key Stage 2 and 3 Maths students as well as GCSE students.
Practice Questions: https://corbettmaths.com/2019/08/22/e...
Textbook Exercises: https://corbettmaths.com/2019/09/16/e...