CK-12 Foundation
Ck 12: Episd: Prokaryotic and Eukaryotic Cells
[Free Registration/Login may be required to access all resource tools.] Examine prokaryotic and eukaryotic cells to be able to distinguish between the two as well as be able to give examples of both cell types.
Biology 4 kids
Biology4 Kids: Cell Function
Brief informational site provides information on the purpose and function of cells.
That Quiz
That Quiz: Practice Test: Biology Cells
Take this practice quiz to test your knowledge of cells. See how fast you can name the parts of the six different cells. By changing the level, it is appropriate for students of all grades.