[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key points about types of stars and he life cycle of a star. Includes a few questions to check for understanding.

Take this interactive, multiple-choice quiz over classification of organisms, then review your score and any missed questions at the end.

A video, a karaoke song to sing along to, and a 7-question multiple-choice quiz on the topic of Kingdoms in the life classification system.

[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 playful interactive introducing biology's five animal kingdoms. Watch the video, take a quiz, and review vocabulary.

[Free Registration/Login may be required to access all resource tools.] Identify the differences between Phylogenetic Classification and the Linnaean Classification systems. Recognize and know how to interpret a phylogenetic tree and a...

[Free Registration/Login may be required to access all resource tools.] An introduction to the method of biological classification developed by Carl Linnaean.

This is a lesson to help young scholars understand the phylogeny of organisms and how all organisms are linked in a certain way. By navigating an Internet site, students will learn how organisms are classified.

Extensive site that contains much information about the various animal phyla. Each phyla gives photos, common examples, scientific names and references. Collection of 1630 websites about bio-diversity.

What is it that distinguishes a living organism from a nonliving object? This collection of images presents examples that aren't as clear-cut as one might think, enticing students to question the meaning of life.

This is an inquiry based cooperative learning unit that can be used in biology as a graduation exam review or in botany for a nine week project. The learners will learn the life cycle of mosses, ferns, gymnosperms and angiosperms. The...

An online course with interactive activities and learning exercises give students the opportunity to look at the tree of life and to determine how and why scientists believe each domain, species, and everything in between have such...

An in-depth discussion on the classification systems of mosquitos: discusses the classification of Bates and Pratt and proposes a new classification system.

Try these five self-checking quiz questions over modern classification of living things. Click on the hints to see information about each question.

Learn the system that scientists use to classify living things.

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,...

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...

Use the scientific reasoning and critical thinking to take an in-depth look at the basics of biology.

In this thorough site, you will find lots of teacher resources including marine environmental issues.

This program uses a scenario with fictional detective characters to present plant growth to students. While the unit focuses on the basic needs and parts of plants, the topics of plant classification and adaptations, soil formation and...

Understand the behaviors, characteristics, and classification of fungi.

Understand the behaviors, characteristics, and classification of jawless fish.

Explore the behaviors, characteristics, and classification of fish.

Understand the behaviors, characteristics, and classification of echinoderms.