Get the most out of your KS3 Maths Knowledge Organiser (Higher Level) (9781789088588) with this marvellous matching Knowledge Retriever (9781789088601)! Here''s how it works: once you''ve learnt a topic from the Knowledge Organiser, find the first matching page in this Knowledge Retriever (the ''First Go'') and test your memory by filling in as much info as you can.Wait a bit, then try the ''Second Go'' - this one''s a bit trickier, to really make sure everything has sunk in. When you think you know your stuff, put it to the test with the mixed practice quizzes!