Quick View Grade 9-1 GCSE Combined Science: Chemistry Edexcel Complete Revision & Practice with Online Edn. SCCES41 New This brilliant all-in-one Complete Revision & Practice book covers all the Chemistry elements of the Grade 9-1 Edexcel GCSE Combined Science course. ... More info In stock £7.50 Add to Basket X We love giving free samples to UK schools — they'll be on your desk before you know it. If you'd like to take a look at any of CGP's products just click the 'Free Sample' button and it'll appear in your basket. There's no catch — you won't be charged for it, and we'll never ask for it back!