Geo-CPG guide memorise content, use blurting method to do so. Then, have a go at a few 9 and 6 markers to see how well you can apply content.
English lit-memorise as little quotes as poosible (my school gave us the recommended ones) along with set analysis for each. Practice questions. 6paragraphs to get 20+/30.
Science-if you don't have any flashcards yet there's no point of making them as it'll be too tien consuming. Use CPG guide to memorise content, use practice papers (abdolutelt necessary) take notes on where you lose marks and target those areas. Cognito is great for grasping content, freescienclessons is great for the required Practicals.
I do aqa business studies so I don't know how much it differs but make flashcards on all A01 points and use to memorise, do a few practice of longer questions.
Maths - past paper practice, every question You get wrong - use maths genie to find out how to do it (they have videos going through every single past paper) and then do their practice questions.