Particle Adventure Links:
Possibly good link along with disclaimer: http://particleadventure.org/particleadventure/frameless/modern_atom.html
Pauli exclusion princ. Hotels!! http://particleadventure.org/particleadventure/frameless/pauli.html rutherfod model explained http://particleadventure.org/particleadventure/frameless/atom_search.html
Spin:
I don't know about this one… http://www.chem4kids.com/files/atom_structure.html gets a little technical… http://hyperphysics.phy-astr.gsu.edu/hbase/spin.html a little technical… http://www.electronspin.org/
Michigan state site (DJ thinks its nice) http://www.pa.msu.edu/courses/1997spring/PHY232/lectures/atomic/electrons.html http://www.pa.msu.edu/courses/2000spring/PHY232/lectures/atomic/electrons.html
(same site in black)
(pictoral) http://www.chelationtherapyonline.com/technical/p49.htm http://www.amershamhealth.com/medcyclopaedia/medical/Volume%20I/spin.asp other links from merlot and oz
LRC Circuit http://webphysics.davidson.edu/physletprob/ch2_JiTT/default.html
Semiconductor sims. Short…but a lot of them….some good..some not so good. http://jas.eng.buffalo.edu/
The Ohm Zone: make your own circuit http://www.article19.com/shockwave/oz.htm
Building a Transistor and main site http://micro.magnet.fsu.edu/electromag/java/transistor/ http://micro.magnet.fsu.edu/index.html
Double slit sim http://www.phys.hawaii.edu/~teb/java/ntnujava/doubleSlit/doubleSlit.html

Don’t remember when, but ive seen this one before. Cute but may not be relevant enough. Visual Quantum Mechanics http://web.phys.ksu.edu/vqm/
Periodic table I showed you http://www.jcrystal.com/steffenweber/JAVA/jpt/jpt.html making of a diode http://jas.eng.buffalo.edu/education/fab/pn/diodeframe.html reflection/refraction: flashlight in water demo http://www.phy.ntnu.edu.tw/java/light/flashLight.html