Educational Sites:

•  a list
  

•  Net Advance   
•  The Particle Adventure  
  
•  Contemporary Physics Education Project (particle, nuclear, cosmology)
  
•  Level 5 (astronomy and cosmology)
•  Cosmology Tutorial
  
•  Quantum Universe (cosmo and particle presentation)
  

•  Vega Science Trust (science videos)
• TED (popular talks, including on science)