Prezi for Revision

Prezi is a website that contains a lot of different presentations that people have made - some good, some bad. It can be a really useful revision tool. Here are some examples:

C1 - http://prezi.com/gjoi7fkyxv3l/ocr-21st-century-gcse-chemistry-c1-air-quality/
B5 - http://prezi.com/n1hzhoinxeva/ocr-21st-century-gcse-b5-growth-and-development/
P6 - http://prezi.com/ysn3rvanqria/radioactive-materials/

You can find many more by clicking "Explore" at the top, and searching for something like "OCR GCSE science" or "21st century science GCSE"

General Revision sites

If you're struggling with a topic, or wanting to improve your knowledge and understanding, there are a number of websites designed to help Science revision:

BBC Bitesize: http://www.bbc.co.uk/schools/gcsebitesize/science/ Click on OCR 21st Century Science (Core or Additional) to get to topics you need

S-cool: http://www.s-cool.co.uk/gcse This website doesn't specifically follow the OCR specification, but the information is thorough and easy to read

Revision World: http://revisionworld.co.uk/gcse-revision This might be a little harder to navigate than the other resources, but the diagrams can be useful

GCSE Science: http://www.gcsescience.com/index.html Apparently approved by the UK government

Doc Brown: http://www.docbrown.info/index.htm The page layout will not be to everyone's taste. A focused look at the topics using the specification