Students examine the growth of authoritarian societies. Focusing on North Korea, they watch video clips looking for examples of totalitarianism and identify the problems there. They write letters to the editors of local newspapers...

Students explain how the components of a cell operate as a system. Students examine a bicycle and find out if parts were arranged differently, could the system still be carried out. They look at cells as well and see what function they...

Students explain that events in nature follow an orderly progression when they plant seeds and observe the development of the seeds. They count seeds and find the likenesses and the differences of many seeds.

In this arthropods learning exercise, students will review arthropod exoskeletons, jointed appendages, molting, and types of respiratory structures. Students will also review arthropod senses, body systems, and reproduction. This...

Middle schoolers observe how the bean seed has changed after being soaked in water overnight and record their observations. They open the bean and observe the inside. Finally, students draw and label the parts of a bean seed and write...

Eighth graders choose an animal and research its various adaptations using their information, 8th graders create an informational tri-fold brochure or newsletter. They should include facts about the animal's adaptations as well as...

Students study the characteristics of living things and explore the characteristics of viruses including their structure, function, and reproductive cycles. They also explore the impact of viruses on human health by discussing common...

Students explore the five senses through hands-on and Internet activities.

Students observe, hypothesize, and draw conclusions regarding fish. They examine their anatomy, and how they function in their environment.

Students explain the function of DNA in the body. In this biology lesson, students build a DNA model using simple materials. They demonstrate how bases pair up in the helix.

Fourth graders watch the movements of the complex animal hidden inside the tiny barnacle shells. This lesson allows students to study the behavior, adaptation, and larval stage of the barnacle.

Students assess the influence of African Americans in the western United States from the sixteenth century to the present. They examine the Black-Spanish heritage, slavery and freedom on the frontier, along with African American...

Third graders make and maintain a mini terrarium. They keep a daily journal of what happens in their terrarium and record daily observations and measurements.

Students practice using paddles to hit objects. In this striking skills lesson, students use wooden paddles to round up balloon farm animals without touching the balloons with their hands.

In this lesson, students learn about the structure and function of the human eye and research how it compares to animal eyes. They will then choose an eye, write a description, and make an illustration of it, which other students will...

This site provides a an excellent guide to the structure and function of the human eye. Content addresses how the eye is built, as well as how it works to translate light and shadow into sight. A diagram illustrating the various parts of...

How well do you know your eye structure and function? Find out with this 10 question online quiz.

[Free Registration/Login may be required to access all resource tools.] The structure and function of the eye and how we see.

How do we see what we see? The eye works all day from the moment you wake up to the moment you close them to go to sleep. Let's take a tour of the amazing eye! Included is a video, an article, quiz, activity and word find.

Your eyes don't always capture the world exactly as a video camera would. But the eyes are remarkably efficient organs, the result of hundreds of millions of years of coevolution with our brains. The following video and guide outlines...

How does the eye work? View a video [5 mins. 9 secs.], check out an article, take a quiz, do an activity, and complete a word search with this comprehensive resource.

Learn about the structure and function of the human eye.

Understand the structure and function of the eye and ear cells by examining these microscopic tissue samples.

This is a virtual lab that investigates the effects of damage to eye muscles and nerves on the motion of the eyes. This lab is extremely realistic. This activity can be done as a whole class or as a demonstration.