This exam practice book for GCSE contains detailed advice and tips on how to improve marks and overall grade. It Real exam questions; Actual students answers; How to score full marks; Dont make these mistakes; Key points to remember; Questions to try. Written by top examiners.GCSE Science Real exam questions across all boards Actual students answers with hints and tips Dont make these mistakes sections Key points to remember sections Questions to try plus examiners hints Quick advice on timing and skills you need in the exam How to score full marks sections Answers and guidance at the back.