Gcse book recommmendations Watch
Combined Science AQA
Sports Studies OCR
Business Studies BTEC
English and Maths were reformed for assessment from June 2017 onwards, most of the others (all the ones that you're doing) are for 2018 onwards.
On another point, you might find the Hodder My Revision Notes series useful as an alternative, they are slightly more expensive but give you active-based revision tasks to complete