http://www.chem.purdue.edu/gchelp/

Discussess techniques for solving problems in the topics of Chemical Equilibrium, Kinetics, Solutions, Electrochemistry, Nuclear Chemistry, Thermodynamics etc..

Has static & dynamic past papers (including answers). A resource well suited for A’level chemistry students.

http://schools.matter.org.uk/Default.htm

MATTER Initiative for Schools website contains interactive resources (such as simulations, interactive exercises, experiments, tasks, etc.) designed to assist teachers and students of physical sciences at both 11-16 and A-level. 

 http://sprott.physics.wisc.edu/demobook/intro.htm

A sourcebook for teachers of Physics contains ideas of how to demostrate concepts in the topics of Motion, Heat, Sound, Electricity, Magnetism and Light.

In the matter of physics, the first lessons should contain nothing but what is experimental and interesting to see. A pretty experiment is in itself often more valuable than twenty formulae extracted from our minds.*  – Albert Einstein

http://www.pitt.edu/~poole/science.html

Looking for good Internet resources in Physics, Chemistry and Biology? Click on the link above.

A very good list of websites with Physics animations for diffrent topics. In fact, a one-stop centre.

http://www.cs.sbcc.cc.ca.us/~physics/flash/

Astronomy, Mechanics, Oscillations & waves, Heat engines and Optics.

http://rt210.sl.psu.edu/phys_anim/Phys_anim.htm

The animations cover a range of topics including Mechanics, Electricity & Magnetism, Waves, Optics, Heat and Modern Physics.

The animations are available under the Creative Commons License.

 

The site is a collection of links to sites on the web that have computerized simulations of scientific principles. In addition, the student may be given the opportunity to manipulate one or more variables underlying the concept and then witness the changes. 

http://www.physics.sjsu.edu/tomley/Demos.htm

Kepler’s laws, Planck Spectrum, Energy Levels, Nuclear Isotope stability, etc