Students explore the diversity of life forms and the role that interdependency plays in our world through a mult-segmented unit. This segment introduces the unit.

This site lets students practice vocabulary words related to cell organelles. The same vocabulary words are presented in one of four different games for students.

Take a peek inside a plant or animal cell, and examine the structure and function of each organelle.

This lesson will show the 8 levels of organization in living organisms, ranging from smallest to largest. It is 2 of 4 in the series titled "8 Levels of Organization."

This lesson will show the 8 levels of organization in living organisms, ranging from smallest to largest. It is 4 of 4 in the series titled "8 Levels of Organization."

This lesson will show the 8 levels of organization in living organisms, ranging from smallest to largest. It is 1 of 4 in the series titled "8 Levels of Organization."