http://filestore.aqa.org.uk/subjects/AQA-PHYS1-EXEMPLAR-CA-HI.PDF This link saved my life (in terms of science controlled assessments for GCSE AQA) It is practically a cheat sheet. Bare in mind that a few questions are unique to the specific ISA task, e.g. the random question in paper 2 that some teachers give hints too, so listen carefully in class... I got 50/50 for my chemistry ISA with the help of this link