A. All living things share certain characteristics.
B. The scientific theory of cells, also called cell theory, is a fundamental organizing principle of life on Earth.
C. Life can be organized in a functional and structural hierarchy.
D. Life is maintained by various physiological functions essential for growth, reproduction, and homeostasis.
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Educational Game
Lesson Plans
Original Student Tutorial
Perspectives Video: Teaching Ideas
Teaching Ideas
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Original Student Tutorials Science - Grades K-8
Compare and contrast plant and animal cells in this interactive tutorial. You'll learn about the structure and function of major organelles of cells, including the cell wall, cell membrane, nucleus, cytoplasm, chloroplasts, mitochondria, and vacuoles.
Student Resources
Original Student Tutorial
Compare and contrast plant and animal cells in this interactive tutorial. You'll learn about the structure and function of major organelles of cells, including the cell wall, cell membrane, nucleus, cytoplasm, chloroplasts, mitochondria, and vacuoles.
Type: Original Student Tutorial
Video/Audio/Animation
This site explores the relationship of the size of the cell and many other common objects, molecules, and atoms. It is an interactive website that shows the scale of the objects in relations to each other.
Type: Video/Audio/Animation
Parent Resources
Perspectives Video: Teaching Idea
Mold models and minds with this cell modeling lesson.
Download the CPALMS Perspectives video student note taking guide.
Type: Perspectives Video: Teaching Idea