https://www.bbc.co.uk/bitesize/examspecs/z8r997h bbcbitesize combined science
https://www.bbc.co.uk/bitesize/examspecs/z8xtmnb bbc bitesize chemistry
https://www.bbc.co.uk/bitesize/examspecs/zsc9rdm bbc bitesize physics
https://www.bbc.co.uk/bitesize/examspecs/zpgcbk7 bbc bitesize biology
https://www.s-cool.co.uk/ great revision website
https://classroom.thenational.academy/subjects-by-year/year-11 Complete lessons should you want reteaching a topic
SONG TO LEARN THE FORMULA FOR PHYSICS à https://www.youtube.com/watch?v=G3K6ZdtFZlg