Biology Junction
Unsegmented Worms
While you definitely don't want to have tapeworms, they are an interesting species to say the least! They are just one of the species of Platyhelminthes that are part of the lesson presentation. The lesson begins with an overview of the...
Howard Hughes Medical Institute
Classroom Activities: Planaria Regeneration Activity
Observe a flatworm as it regenerates its own head. A laboratory exploration asks learners to cut a planaria worm at different locations and then observe it regenerate. Using data collected during the exploration, they make conclusions...
Curated OER
Cnidarian Reproduction and Platyhelminthes
Opening with one slide on cnidarian reproduction, this PowerPoint is more focused on phylum platyhelminthes. It touches on flatworm structure, feeding, body systems, and reproduction. Simple, yet informative, this resource will support...
Biology Junction
Flatworms
In this flatworms instructional activity, students identify and color the different parts of a flatworm. They complete 14 short answer questions related to the topic.
Curated OER
What is an Animal?
In this flatworm body plan worksheet, students compare the body plans of several worms. Students answer several questions based upon the given diagrams of a cross section of the different body plans of each worm.
Curated OER
Structures and Behaviors of Planarians
Students investigate planaria of the phylum platyhelminthes. They use DigiScope technology to observe and describe the structure and movements of planarians.
Curated OER
Flatworms
In this biology worksheet, students complete the concept map using the given terms. They fill in 10 blanks with the correct answer.
Curated OER
Roundworms
In this roundworms instructional activity, students will review the characteristics of roundworms including the common parasitic roundworms that infect humans. This instructional activity has 6 short answer and 2 fill in the blank...
Curated OER
Flatworm Experiment
Sixth graders participate in an experiment in which they view flatworms and hypothesize the effect fertilizer has on flatworms when it is added to their environment. Students work in groups of four or five and view a slide, under a...
PBS
Pbs: The Shape of Life
Companion site for the 8-part PBS series, "The Shape of Life." Each section focuses on a different phylum, from porifera through chordata. This site is highly informative, with beautiful photography.
Other
University of Wisconsin La Crosse: Zoo Lab: A Resource for Animal Biology
A fantastic source of basic zoological information, a great supplement for all animal biology classrooms.
Other
Marine Flatworms of the World!
This personal page provides a table of contents to everything one would want to know about marine flatworms. Includes photos, charts, references, and much more.
University of Southern California
Structure of Matter: Animals
A slide show that demonstrates the development of physical structure in the animal world, moving from sponges through mammals.
University of California
Ucmp: Flatworms, Life in Two Dimensions
A discussion of the fossilized Platyhelminthes that have been found, and offers several different strategies as to how they evolved.
Sheppard Software
Sheppard Software: Flatworms
This site gives an in-depth description of a flatworm, including its behavior, appearance, reproduction, and classification. The site includes photos and illustrations and an interactive quiz to test your understanding.
Wikimedia
Wikipedia: Platyhelminthes
Wikipedia offers information on the phylum, platyhelminthes, or flatworms. Includes a scientific classification chart and a list of the orders of the phylum.
Science Daily
Science Daily: Flatworms Are Oldest Living Ancestors
Scientists say that flatworms are the oldest living ancestors of those of us that have right and left sides - that means you!
McGraw Hill
Glencoe Biology: Flatworms: Self Check Quiz
This multiple-choice quiz on flatworms allows students to get hints for each question and check their answers after submitting.
Biology 4 kids
Biology4 Kids: Flatworms
Learn about some characteristics and environments of the super-primitive flatworm species.
CK-12 Foundation
Ck 12: Biology: Flatworms
[Free Registration/Login may be required to access all resource tools.] Discusses characteristics of flatworms.
CK-12 Foundation
Ck 12: Life Science: Flatworms
[Free Registration/Login may be required to access all resource tools.] The word "worm" is not very scientific. But it is a word that informally describes animals (usually invertebrates) that have long bodies with no arms or legs. Worms...
BiologyWise
Biology Wise: Characteristics of Platyhelminthes
Describes the characteristics and anatomy of organisms in the phylum Platyhelminthes.
BiologyWise
Biology Wise: Information About the Hydrostatic Skeleton
Explains what a hydrostatic skeleton is and the types of organisms that have one. Describes examples from six phyla and the advantages and disadvantages of this type of skeleton.
CK-12 Foundation
Ck 12: Life Science: 9.4 Flatworms
Understand the physical features and the ecological interactions of flatworms.