This lesson focuses on a clear understanding of the real number system by using a variety of teaching strategies. A graphic organizer on a slideshow illustrates how the classifications of numbers relate. A kinesthetic activity helps...

One page article detailing the Selective Service System and its use in World War I, World War II, and after with links to more in-depth information relating to exemptions, classifications, and structure.

This entry provides information about computer operating systems and classifications. Includes linked definitions, and an illustration.

[Free Registration/Login may be required to access all resource tools.] Discusses the many different viruses and how they are classified.

Between 1866 and 1977, a total of four new kingdoms were added to the original plant and animal kingdoms identified by Linnaeus. The new kingdoms include Protista (protists), Fungi, Monera (eubacteria), and Archaea (archaebacteria)....

Wikipedia, an open-source encyclopedia, offers great information on the classification system used in Biology. Covers the benefits of the system, history, and general information on the whole system together.

A short overview of the six kingdoms in our scientific classification system: Plants, Animals, Protists, Fungi, Archaebacteria, and Eubacteria.

Outlines the classification hierarchy of the phylum Rotifera and describes their characteristics and anatomy. Rotifera have survived for up to 80 million years and continue to play an important role in ecological systems.

High school students will learn the distinction between the Dewey Decimal Classification (DDC) and the Library of Congress Classification (LCC). After a PowerPoint presentation of the LCC, the students will compare and contrast the two...

This comprehensive study guide covers the main terms and concepts needed for a unit on classifying organisms.

The Linnaean system (1758) classified all macroscopic living organisms as either Animals or Plants, based on whether they moved [anima, with a soul] or not. Thus, Fungi were included as plants. With the invention of the microscope and...

Keeping vegetation in mind, Koppen's Climate Classification Map is the most widely used system of measuring the combination of precipitation and temperature. This map identifies areas and labels them variations of tropical, dry,...

Learn the system that scientists use to classify living things.

A short description of the naming system scientists use for all species, binomial nomenclature.

In addition to providing information on the function of bones in our body, this website includes tips for classifying and identifying specific bones of the skeletal system.

A map from 1911 of the climate regions of North America using the classification system developed by Wladimir Koppen, based on the concept that native vegetation is the best expression of climate. The major groups are (A)...

[Free Registration/Login may be required to access all resource tools.] When you see an organism that you have never seen before, you probably put it into a group without even thinking. If it is green and leafy, you probably call it a...

A lesson plan that takes students through the process of organizing a set of biological picture cards according to levels of complexity.

[Free Registration/Login may be required to access all resource tools.] Discover the kingdom of fungi in the biological classification system.

Visit this website for some in-depth information regarding non-Hodgkin's lymphomas. The article gives details about the incidence rate; the classification system of lymphoma; the difference between non-Hodgkin's lymphoma (NHL) and...

A good general look at the resources commonly available in most academic and public libraries, this site provides a framework for students to use in their own library research.

AmphibiaWeb, a site inspired by global amphibian declines, is an online system that allows free access to information on amphibian biology and conservation. This site is filled with amphibian facts, a glossary of terms, species numbers,...

[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will explore safety practices and rules and symbols associated with them. They will define components of the NFPA Label and...

Kid-friendly, but not condescending category names are given for all the 100 divisions of the Dewey Decimal System.