This incredible CGP Revision Guide is perfectly matched to the Grade A*-G WJEC GCSE Biology course in Wales - it's packed with crystal-clear study notes on everything students need to know! There are also practice questions at the end of each page (with step-by-step answers at the back), plus brilliant coverage of practicals, maths skills and advice on Working Scientifically. What’s more, a free Online Edition of the whole book is included - just use the unique access code printed inside the cover to access it on a PC, Mac or tablet! Don't miss our fantastic Revision Guides for WJEC Chemistry (9781789083422) and Physics (9781789083439).