In this classification of organisms worksheet, students use a classification key to identify organisms, then go to a website for help in making up their own classification key.

Learners practice sorting and classifying objects. In groups, they choose a variety of materials and describe how each one looks and feels. They must agree on how to classify each object and share their groupings with the class. They...

Students observe salamanders, take pictures of them, and classify them into an online format. For this animal classification lesson, students use collection materials and digital camera to photograph and observe salamanders. Students...

Young scholars distinguish between walking, jogging and running trackways in humans. They analyze the phylogenetic progression of the leg position as described by pace width and angulation, comparing amphibians, reptiles and mammals....

For this classification worksheet, students read a description of how all living things are related and describe a diagram showing how this taxonomy works. Students answer five questions related to their reading.

In this taxonomy worksheet, students understand how organisms are classified using Linnaeus' system. Students classify organisms as either plant or animal. This worksheet has 24 fill in the blank and 6 matching questions.

Young scholars examine the concepts of sorting and classifying animal. They use familiar animals to determine the connections between physical characteristics and categorization.

Second graders study animal characteristics and classification. In this animal characteristics and classifications lesson, 2nd graders determine how to classify vertebrates which include mammals, reptiles, amphibians, birds, and fish....

High schoolers define the concept of classification. In groups, they categorize a series of objects into categories they identify. As a class, they participate in a variety of activities to examine the concept of natural selection. To...

Students examine a method biologists use to try to determine relationships. They examine how amino acid sequences have been determined for a number of proteins, and how scientists can make inferences about DNA based on the amino acid...

Students make scientific observations. In this stimulus response lesson, students make observations and collect data to determine if cockroaches can learn. A secondary purpose of this lesson is to provide students with the opportunity to...

How do you classify a newly discovered species? Learners view a presentation and complete research about biodiversity and the classification hierarchy. The lesson includes activities with dichotomous keys and work on classifying both...

What does size have to do with it? Learners analyze different mixtures, both homogeneous and heterogeneous, to discover the properties related to the size of their particles. The activity connects these properties to those of...

It's alive, but what is it? Protists share similarities with plants, animals, and fungi without being classified as any of those three. Learn more about protists and the kingdom fungi with a short presentation. It describes the parts of...

Crazy fact: Some animals can survive months without oxygen. An online resource describes some unique ways animals collect oxygen and even live without it for an extended time. Learners read about these special animals and use pop-up...

Learners work together to identify groups of endangered animals. Using a pamphlet, they group the pictures according to specific criteria and cut the pictures out and color them. They place the animals in the correct habitat and share...

Learn about dichotomous keys, plant identification, and how to care for the planet with a lesson that includes several hands-on and innovative activities. Kids go on a plant scavenger hunt and classify the plants that they find...

Environmental science enthusiasts show what they know at the end of the year by taking this full-fledged final exam. They answer multiple-choice, graph interpretation, and essay-analysis questions, 73 of them in all. Topics range from...

Students use this lesson to focus on classroom questioning and Bloom's taxonomy. Using the internet, they use the Bloom's taxonomy website to examine their framework on questions. They use this information to develop their experiments.

In this classification activity, students are given nine pictures of different types of fish. They cut them out and use a key to classify each into a category based on their characteristics.

In this star classification activity, students are given laminated star charts to make observations about stars. They work in groups to classify groups of stars based on different characteristics. For each group of stars they list at...

Students explore, analyze and discover the characteristics of raptors and generate a word bank for owls and raptors. They identify attributes shared by raptors and practice various key vocabulary words to master and utilize in sentence...

Students use this activity to establish a new mode of reference to the conceptualization of time. To present hominid evolution in terms of millions of years and endosymbiosis of eukaryotes in billions of years carries little meaning to...