Below is a list of FREE resources on the internet.  These can be used in your free time to help you consolidate your English Language or Maths and Science Skills.  If you know of any good sites that you think we should add here, send Muhammad Ismail, ET Head (mismail@upp.edu.sa), a message.

EFL Websites

The following is a list of websites that can help you study either alone or with friends.  They are all free resources but do require a connection to the internet.

Verb conjugation

http://www.verbs-online.com/english-verbs/english-verbs.htm
This is an interesting and helpful Online English Verb Conjugation Trainer.  You decide on the tense you want to practice and the site creates examples for you to complete with accompanying hints.

General grammar activities

http://www.onestopenglish.com/section.asp?sectionType=listsummary&catid=58110
One of the best websites for learning English. 

Grammar games

http://www.quia.com/cb/8111.html      (English irregular verbs)

List of English Irregular Verbs

http://www.usingenglish.com/reference/irregular-verbs/
If you’re stuck trying to remember the past participle or simple past of an irregular verb this website can help!  It has a long list of irregular verbs together with past simple, past participle 3rd person singular and present participle /gerund

Phrasal verbs

http://www.usingenglish.com/reference/phrasal-verbs/
Search for a phrasal verb!  Just type in a verb or preposition and this site gives you a list of phrasal verbs.

Idiomatic expression

http://www.usingenglish.com/reference/idioms/
‘A little bird told me’ and ‘Keep your cool’ are just two examples of the zillions of idioms you’ll find on this site.  If you love idioms, you’ll love this site.  Alphabetically listed and with a search option this is a great site to allow you to liven up your language with genuine idioms. 

Mixed skills

http://www.onestopenglish.com/section.asp?sectionType=listsummary&catid=58223&docid=153866
These exercises are some of the best integrated exercises on the web.

Online dictionaries

http://www.yourdictionary.com/
This is an excellent resource.  Contains definitions, examples of how words are used, synonyms and FREE Audio pronunciation.  One of the best dictionaries around.

http://en.wiktionary.org/wiki/Main_Page
This is Wikipedia’s free online dictionary.  It has translation from Arabic-English and English-Arabic for many words.

Chemistry

http://www.chemicool.com/
Interactive periodic table that includes information on compounds, appearances and nuclear, physical and electronic properties.

http://www.jergym.hiedu.cz/~canovm/vyhledav/varianty/arab.html
This is a link providing the periodic table of elements in Arabic.  You can click on each element to get a picture of what the element looks like together with other useful information.

Physics

http://www.glenbrook.k12.il.us/gbssci/Phys/Class/BBoard.html
Collection of tutorials covering Physics topics such as Newton’s laws, Kinetics, vectors, Static Electricity etc. 

http://ocw.mit.edu/OcwWeb/hs/etp/VideoLectures/index.htm
Video lectures from MIT introducing Physics and why it is such a great subject to study.   Lectures include topics as general definition of physics as a collection of laws that describe everything, Isaac Newton and classical mechanics,  Max Planck and classical electromagnetism , "Ultraviolet catastrophe." , definition of energy and much, much more.

http://ocw.mit.edu/OcwWeb/hs/physics/a/1/1.htm
MIT’s site specifically for AP Physics.  Contains Video, Audio and pdf downloads of lectures, lecture notes, practice problems and exam questions.

Biology

http://ocw.mit.edu/OcwWeb/hs/biology/biology/index.htm
MIT’s site specifically for AP Biology.  Contains Video, Audio and pdf downloads of lectures, lecture notes, practice problems and exam questions.

Mathematics

http://www.mathcentre.ac.uk/resources_for_category.php?f=1&c=4
This is an excellent resource from the UK.  It has FREE downloadable helps sheets on a range of topics such as algebra, arithmetic, differentiation, functions and graphs, geometry, integration, sequences & series, trigonometry and vectors.

http://www.mathtutor.ac.uk/viewdisks.php
To bridge the gap from school to university study, to revise or find the maths topic you missed, you will want to meet mathtutor. Video tutorials, with diagnostics, summary text and exercises, take you through more than eighty topics in the way you choose. You can view and work with them online for FREE.

http://ocw.mit.edu/OcwWeb/hs/calculus/calculus/index.htm
MIT’s site specifically for AP Calculus.  Contains Video, Audio and pdf downloads of lectures, lecture notes, practice problems and exam questions.