Animated Cell Model
http://www.cellsalive.com/
Interactive cell models and learning tolls
I-Cell
http://icell.hudsonalpha.org/
Virtual cell models for plant, animal and bacteria cells. Very cool.
Concepts in Biochemistry
http://www.wiley.com/legacy/college/boyer/0470003790/animations/cell_structure/cell_structure.htm
Cell Craft Interactive Game
http://www.carolina.com/category/teacher+resources/interactive+science+games+and+simulations/cellcraft.do
Basics of Bacteria
http://www.bbcleaningservice.com/scientific-breakdown-on-bacteria.html
Learn about the basics of Bacteria and it's presense in our world.