Cells: Quizzes, games and diagrams

http://www.purposegames.com/game/this-animal-cell-needs-labelling-quiz
http://www.sheppardsoftware.com/health/anatomy/cell/cell_game.html
http://www.sheppardsoftware.com/health/anatomy/cell/index.html
http://www.sciencegeek.net/Biology/review/U1animalcells.htm
http://www.quizrevolution.com/ch/a129643/go/labeling_an_animal_cell
http://www.syvum.com/cgi/online/mult.cgi/squizzes/biology/animalcell.tdf?0