http://textbook.s-anand.net/

http://www.cbseguess.com/ebooks/x/maths/part1/index.php

http://www.alchemical.org/em/Handout14-OhmWksheet.html
http://www.thebigger.com/physics/conductors-insulators-and-semi-conductors/what-is-the-difference-between-semiconductors-conductors-and-insulators-depending-upon-their-energy-bands/
http://www.pcguide.com/ref/power/ext/basicsACDC-c.html
http://www.facstaff.bucknell.edu/mastascu/elessonshtml/Basic/Basic6PE.html

http://www.physicstutorials.org/home/electrostatics/electrostatics-cheat-sheet
http://tap.iop.org/electricity/capacitors/127/page_46171.html
http://www.bbc.co.uk/schools/gcsebitesize/science/add_aqa_pre_2011/electricity/circuitsrev3.shtml
http://library.thinkquest.org/11924/swproperties.html
http://www.electronics-tutorials.ws/resistor/res_6.html


http://www.revisionworld.co.uk/gcse-revision/maths/shape-space-and-measures/circles/angle-theorems
biology
http://www.wischik.com/marcus/essay/biotek3.html
http://biotech.about.com/od/glossary/g/Fermentation.htm
http://www.faqs.org/nutrition/Ar-Bu/Biotechnology.html#b
http://www.etap.org/demo/biology_files/lesson5/instruction3tutor.html
http://library.findlaw.com/2004/Oct/28/133636.html

http://www.glencoe.com/sites/common_assets/workbooks/science/PhysicsPPIN/pppcr1-5se.pdf
http://www.coiradio.com/library/library/ethics/the_codes_of_training/index.htm
http://www.furryelephant.com/player.php?subject=physics&jumpTo=ee/3Ms28-

http://academic.reed.edu/chemistry/roco/Potential/electrostatic_potential.html

biology notes

http://www.ibguides.com/biology/notes/nerves-and-hormones

electricity and magnetism

http://www.slideshare.net/er_eljunrionel/elec-mag2