CK-12 Foundation
Ck 12: Life Science: 9.4 Flatworms
Understand the physical features and the ecological interactions of flatworms.
Canadian Museum of Nature
Canadian Museum of Nature: Invertebrates
Features interesting facts and colorful photos of a variety of invertebrates with a map of the location where they can be found.
ClassFlow
Class Flow: Classifying Invertebrates
[Free Registration/Login Required] This is a lesson on classifying invertebrates based on their observable features. It focuses on the three types of worms: flatworm, roundworm, and segmented worm. The lesson contains 3 videos as well as...
University of California
Ucmp: Annelids
Describes what segmented worms are and gives a brief description of thier evolution through the use of their fossil record.
Concord Consortium
The Concord Consortium: Molecular Workbench: Crawler
Adjust variables to experiment with a worm like structure to see how the changes affect its movement.
Centers for Disease Control and Prevention
Centers for Disease Control: Ascaris Infection
The Center for Disease Control and Prevention provides information on Ascaris, an infection caused by a worm in the intestine. Includes fact sheet, links, and more.
Environmental Education for Kids
Eek!: Be the Change: Recipes for Composting
Some recipes for composting, with a link to how to compost with worms.
Centers for Disease Control and Prevention
Centers for Disease Control: Schistosomiasis
Fact sheet on schistosomiasis. Includes common questions and references.
Michigan State University
Michigan State University: Trichinella Spiralis
Find out about the transmission, life cycle, and pathology of the trichinella spiralis infection.
Other
Nematoda General
Information on nematodes in general, including their general characteristics and their effect on the environment.
Centers for Disease Control and Prevention
Centers for Disease Control: Fact Sheet: Trichinosis
A fact sheet about trichinosis from the CDC. Includes information on what it is, symptoms, and how it spreads.
California Academy of Sciences
California Academy of Sciences: Echinoderm Webpage
Resource provides a brief overview of echinoderms. Includes pictures and links for more information.
Wikimedia
Wikipedia: Hagfish
This site from the Wikipedia Encyclopedia provides a basic description of the characteristics of the hagfish. Also includes a chart that contains scientific classification information. Links are provided throughout for additional...
Wikimedia
Wikipedia: Tapeworm
Wikipedia offers detailed information on Cestoda, or the class of tapeworms. Includes a scientific classification chart and hyperlinked terms.
University of Nebraska
Unl: Reproductive Systems of Nematodes
This article from the University of Nebraska-Lincoln provides general information on the structure and diversity of the male and female reproductive systems of nematodes.
Other
Biology of the Goat: Internal Parasites
Goat parasites direct life cycles, indirect life cycles, and survival mechanisms are explained in this competent site.
Other
Pc Guide: Recordable Cd (Cd R)
This site from the PC Guide provides information about CD-R media, including a link to encoding. The information that is provided is brief but factual, and worth checking out on the subject with links to additional information.
Other
Master Composter
Learn about composting, and find our how it helps connect people to the Earth's natural processes.
University of Michigan
Animal Diversity Web: Subclass Hirudinea [Leeches]
This resource gives a brief description of the subclass Hirudinea and the role they have played in medicine.
Other
Tampa Bay Business Journal: Leeches and Maggots and Medicine, Oh My!
This brief article explains how leeches are used in microsurgery to assist in the reattachment of body parts.
Regents of the University of Michigan
Animal Diversity Web: Phylum Platyhelminthes
The Animal Diversity Web offers a site on the phylum platyhelminthes, or flatworms. Includes a section on reproduction.
BBC
Bbc: Wormholes
The BBC reveals what is known about wormholes, a possible consequence of Einstein's Theory of General Relativity in which space is bent, opening up the possibility of time travel.
Science Struck
Science Struck: Decomposers in the Ocean: Role and Examples
Describes five different types of decomposers that feed on decaying organic matter in the oceans and that are at the bottom of the ocean food chain.
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