Comparative anatomy prevails in the lesson exploring diversity among invertebrates. Biologists examine physical characteristics of an earthworm from phylum annelida and a meal worm from phylum insecta. They also inspect a cricket and a...

Pupils analyze the similarities in different species. This activity is part of a multi-segmented unit on the diversity of life. In this segment, students classify shoes to mimic the scientific categories of the classification system.

Guide your young scientists in reviewing basic animal processes including digestion and reproduction. Learners review the stages of metamorphosis and the different types of body symmetry. This worksheet has 8 matching, 6 true or false, 4...

In this animal worksheet, students review various characteristics that are associated with animals including body plan and skeletal structure. This worksheet has 11 fill in the blank questions.

In this body plans and adaptations worksheet, students will review the different types of symmetry found in organisms. Kids will identify body parts as found on either the ventral or dorsal part of an animal. Then students will look at...

In this biology worksheet, students identify and locate various vocabulary terms relating to the classification of living things. There are 28 biology terms located in the word search.

Young scholars are introduced to the unit on the importance of diversity of life and the role that interdependence plays in our worlds. this is part of a multi-lesson unit on the diversity of life.

Students are introduced to the variety of organisms in our world. this instructional activity is a part of a multi-segmented unit on specie diversity. this segment explores distribution of life on land and sea.

Learners are introduced to the basic characteristics of the animal kingdom. this lesson is part of a multi-segmented unit on the diversity of life. In this segment, students explore the the members of a few phyla of the animal kingdom.

Students study physical characteristics of separate phyla and place them into similar groups. This instructional activity is part of a multi-segmented unit on the diversity of life. students develop a classification system by grouping...

Learners create an animal by using physical characteristics to classify that animal in the Linnaean Classification System. This lesson is part of a multi-segmented unit on the diversity of life.

Young scholars change one animal group into another animal group by changing only a few body characteristics. This instructional activity is part of a multi-segmented unit on the diversity of life. In this session, students the basis of...

Learners investigate the importance of dependency and diversity in a rain forest ecosystem. This lesson is part of a multi-segmented unit on the diversity of life.

Why is your grandmother always wondering if you are drinking enough milk? Our bones are made out of calcium, a mineral found in milk, and drinking milk can lead to strong healthy bones. What about other animals? What are their bones made...

A slide show that demonstrates the development of physical structure in the animal world, moving from sponges through mammals.

A comprehensive site that looks at the different types of echinoderms, their life history and anatomy.

Explore the skeletal system. Identify the differences of the endoskeleton and exoskeleton, what the system does, how it interacts with other systems, and how it might vary genetically.

[Free Registration/Login may be required to access all resource tools.] Discusses characteristics of sponges.

[Free Registration/Login may be required to access all resource tools.] An overview of characteristics and traits of vertebrates.