like Secondary maths resources, Secondary english resources and Secondary science resources here.
All Subjects
teachr.co.uk - news, links and resources from popular teaching sites.
learnthings.co.uk - Paid subscriber site which offers curriculum resources for primary and secondary schools - 14 day free trial available.
teachable.net - easy to navigate bank of teaching resources, some free to preview, others you have to pay for.
futurelab.org.uk - Free online digital resources for use in the classroom.
NGfL CYMRU - teaching resources area of NGfL CYRMU.
BBC Schools Teaching Resources KS3/4 - free KS3 and KS4 resources for teachers (select appropriate tab).
GCSEPod - Curriculum relevant, audio-visual podcasts to help you with your GCSEs. Covers 8 subjects inc Maths English and Science. Download to your iPod for easy revision!
Science
Fiendishly Clever - excellent free science resources, including resources for BTEC's.
schoolphysics.co.uk - some free content, £50 one off payment to get access to physics teaching materials, physics animations, diagrams and images.
science-active.co.uk - secondary school resources for KS3, KS4 and advanced chemistry.
Rodspages - A level chemistry pages, GCSE chemistry pages & further info on canals, railways and aircraft!
Mark Rothery's Biology Web Site - mainly for AQA(B) AS & A2 (A level) Biology, includes extensive notes, summaries and past paper questions.
Creative Chemistry - chemistry worksheets and teaching notes for fun activities and around three hundred pages of question sheets and practical guides for GCSE and A Level Chemistry. Additional chemistry puzzles, interactive revision quizzes and molecular models.
Spacetech's Orrery - a concise reference to the solar system.
AQA GCSE Science Teacher's forum - GCSE Science messageboard on the AQA forums.
Oxford University Virtual Chemistry - Lots of cool stuff and virtual experiments from the Oxford virtual laboratory.
GCSE Bitesize Science Sites
Practical Chemistry - provides chemistry teachers with a wide range of experiments to illustrate concepts or processes, as starting-points for investigations and for enhancement activities such as club or open day events
Doc Brown's Chemistry Revision - Revision notes & quizzes for revising chemistry online from KS3 to A Level.
Jefferson Lab - Teacher resources like hands-on activities, physics worksheets, puzzles and games from the Jefferson Lab.
Learning Science - a free and open learning community for sharing newer and emerging tools to teach science.
terrificscience.org - free classroom tested lessons and labs, must sign-up for newsletter first.
Maths
Maths Net - Free resources from KS3 to A level.
Planetqhe - 30+ free probabilistic learning activities.
Waldomaths - Mathematical applets and videos for 11 to 19 year olds.
math-drills.com - Over 6000 free math worksheets with answer keys to download.
English
litnotes.co.uk - Resources for A/S and A2 English Language and Literature and Media Studies
englishbiz.co.uk - Free GCSE English, English Literature and Media Studies revision guides.
Teachit - Extensive online library of editable ELT lesson plans, worksheets, ideas, and activities, contributed by teachers active in the field.
Other
teachcit.com - Citizenship resources and lesson plans for KS3 and KS4.
ICT Goodies - Free ICT resources for teachers
PE Goodies - Free PE resources for teachers
Business Goodies - Free Business Studies resources for teachers
Media Studies Goodies- Free Media Studies resources for teachers