Explore careers in biological science. This site is run by Howard Hughes Medical Institute and includes many types of virtual laboratories, animations, virtual exhibits, and interactive activities.

Highly interactive learning materials in the study of biology, used to support the lecture, laboratory, and discussion sessions of general education courses.

The Merck Manual describes the human heart and shows how the heart pumps blood. Includes interactive 3D models.

Numerous molecular biology interactive activities along with a program that can automatically keep models and reports to keep track of progress.

Try these puzzles as a review for quizzes and tests. There are interactive versions that are fun to try while on-line as well as printable versions. Puzzles cover a wide variety of general biology plus more specific ones on botany.

A fantastic interactive laboratory in which transgenic flies are created and used to study circadian rhythms. Excellent supporting information and resources for teachers and students.

Investigate the development of the fruit fly. Some topics explored are tissue and organ development, larval and pupal stages, and genes. Definitions, study aids, and pictures are included.

From an organization that cares about wolves find: Types of Wolves, Biology and Behavior, and information on wolves and humans. Under Biology and Behavior, be sure to click on Virtual Wolf, an interactive wolf skeleton.

Provides an in-depth look at the biology of cancer, including a detailed description of the disease process from the basics of cells to the diagnosis and treatment of various types of cancers. Includes videos, animations, and interactive...

Here are a list of interesting interactive mysteries to go along with your science lessons. Students go through a short story and then try to solve the mystery. Topics include space, environmental issues, disease, and forensics. These...

The Why? Files from the University of Wisconsin explains the science behind the news. The website, tackling issues in news headlines, provides a good mix of information and interactivity that takes the "chore" out of learning.

Discusses countries and the weapons of mass destruction they possess. Includes interactives features.

This site is divided into three areas: Teachers, Parents, and Students, and complements one-hour educational programs offered by Discovery Channel Brazil. An interactive schedule allows teachers, students, and parents to find activities...

Biomes lesson designed to answer the question, how do abiotic and biotic factors interact within a biome? integrates biological concepts with literacy knowledge and skills. Includes directed questions, assessment guides, project...

This site, which is provided for by the University of Arizona, gives an interactive genetics problem dealing with co-dominance. Links are provided throughout this site for additional information on related subjects.

This site, which is provided for by the University of Arizona, gives an interactive problem on blood type, which is an example of codominance. Links are provided to access the various subjects covered in this problem set.

This interactive timeline reveals key geologic and biological events starting back 4.8 billion years to the present.