Students study why plants are green and how water is transported in them. They examine how plants respond to different amounts of light.

In this literacy worksheet, students find the words that are in the word search puzzle that focus upon the vocabulary that is from the theme of the sheet.

Learners will categorize foods according to their components and energy content.1. Design a large bulletin board with sections for carbohydrates, fats and proteins. 2. Ask students to bring labels and packages of different food products....

Third graders experiment with common grass and cellular division.

Students study the major phyla of the animal kingdom. In this biology lesson unit, students identify their general characteristics. They define taxonomy terminologies.

Try considering the structures of the body in terms of fundamental levels of organization that increase in complexity: subatomic particles, atoms, molecules, organelles, cells, tissues, organs, organ systems, organisms and biosphere....

Extensive site for teachers provides some helpful resources that pertain to plant and animal cells. Includes a microscope diagram as well as plant, animal and pond labs. Also contains links to structures and mechanisms, matter and...

[Free Registration/Login may be required to access all resource tools.] Discusses how cells are organized in living things and explains the origin and significance of multicellular organisms.

In this module, students discover how each cell is organized to complete the function of producing and transporting proteins, and how cells relate to homeostasis of the body.

Discover what stem cells are and where they come from in this informative article from Medical News Today. Learn how they are classified and identified, new advances in stem cell research, and what the legal issues are.

[Free Registration/Login may be required to access all resource tools.] Introduces cells, tissues, organs, and organ systems in the human body.

A learning module where students analyze the relationships between the structures and functions of cells, tissues, organs to carry out all of the requisite characteristics of life. They also describe the scope of biological study and...

The term tissue is used to describe a group of cells found together in the body. Although there are many types of cells in the human body, they are organized into four broad categories of tissues: epithelial, connective, muscle, and...

In this video segment from The Secret of Life school video, "Sex and the Single Gene" follow as a single fertilized egg cell divides, differentiates, and assembles into the tissues and organs of a new organism. [1:20]

Students learn about stem cells, and how these cells are used in medical research and treatments. Find out scientific facts, read several case studies, and participate in a group debate activity to explore the ethics of this topic. A...

An illustrated article which helps students understand the levels of organization of the human body.

A learning module complete with a video, detailed power point presentation identifying and detailing the functions of tissues and cells, and a quiz to measure understanding of how micro-organs work.

[Free Registration/Login may be required to access all resource tools.] Cells make up all living things but not all cells look alike. This activity introduces cells, cell theory, and the levels of organization in organisms.

[Free Registration/Login may be required to access all resource tools.] A variety of learning opportunuties about levels of organization in the human body. Includes videos, activities, discussion questions, and quizzes.

[Free Registration/Login may be required to access all resource tools.] Learn how multicelled organisms have specialized cells that do specific jobs and single celled organisms exist without the help of other cells.

This learning module helps students better understand epithelial tissue - essentially large sheets of cells covering all the surfaces of the body exposed to the outside world and lining the outside of organs.

[Free Registration/Login may be required to access all resource tools.] Cells, like these nerve cells, do not work in isolation. To send orders from your brain to your legs, for example, signals pass through many nerve cells. These cells...

Discusses the differences between endothelial and epithelial cells, including where they are found in the human body, their function, and their structure.

Learn about the cell theory and levels of organization in a multicellular organism.