Students examine how each animal's habitat provides what that animal needs for survival. They discuss what an animal needs to survive-food, shelter, water, and space.

Young scholars use a video, the Internet and hands-on activities to explore how to determine the age of rocks and fossils based on radioactive decay data.

Students read journal entry from a Gal??pagos field researcher, find examples of five ecological relationships (competition, predation, parasitism, mutualism, and commensalism) and take notes on the details they find in the entry using a...

Students engage in activities to gain a better understanding of endangered animals. In these animal lessons, students use vocabulary and comprehension skills to gain a better understanding of endangered animals. They also watch video...

In this environment vocabulary worksheet, students draw lines to match 13 words to their definitions in another column. Words pertain to the environment. Examples: biosphere, habitat, greenhouse effect, smog.

Second graders receive a general overview about how maps are made and used, how specific information can be derived from them, and how a student can gain personal information about their surroundings from examining them.

Learners research and assess programs that strive to preserve biodiversity, such as captive-breeding programs and species-survival plans adopted by zoos, aquariums, and other institutions.

Students act as a taxonomist and, given a certain situation, classify existing organisms.

Fourth graders examine the fossils they made previously. They examine the details of the fossil with a hand lens and come up with conclusions about the fossils. They record what they see and draw conclusions about the environment of the...

Seventh graders model radioactive decay using pennies, collect data from their model, apply scientific visualization techniques to their data and create animated models explaining the concept of radioactive half-life.

Ninth graders brainstorm the economic and social functions of a family. In groups, they research the roles of each member of a family in the past and compare it with their family today. In groups, they develop criteria for what the...

Students determine the difference between fact and opinion. They identify facts and opinions in a report. Students discuss the porportion of fact and opinion in a report. Students write a profile of the place they live and evaluate facts...

High schoolers 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....

Students are introduced to a unit on endangered species. They study the diversity of endangered animals through a game of charades. After the game, students will discuss the animals that were acted out and why some of them are endangered.

Students explore the classification system of organisms: taxonomy. They examine prepared slides of Protozoans and record information on a Taxonomy Recording Sheet. Two additional classifying activities are also included in this lesson.

Students are able to define food web, and identify the interdependence of organisms within a system. They are able to describe how natural events and human activities can impact a food web.

Students use the internet to identify the endangered species in their state. Using this information, they create a postcard with a picture of the animal along with facts. They discuss the main reasons to protect the endangered species...

Students identify and describe the mechanisms of natural selection. They study Cambrian Period animals and discuss adaptations for their specific environment.Students compare and contrast a modern sea animal with the Cambrian era animal...

Students investigate how a population of fish multiplies in an ecosystem and the kinds of things that must be done to maintain a healthy population balance with other organisms that live there. They conduct an experiment to test the...

Students study fossils. They examine samples of specific fossils--including a shark tooth, a brachiopod, and horn coral, among others. They visit corresponding websites and complete a worksheet regarding each of the fossils.

Fourth graders discover what is meant by the term endangered species. After reading a book, they use a document camera to view pictures of each endangered species mentioned. In groups, they are assigned one animal by their teacher and...

In this chemistry learning exercise, students use their imagination and the elements in the Periodic Table to solve each of the puns listed on the sheet. Then they create some of their own and write them on the back.

In this analogy worksheet, students answer seven questions using their problem solving skills and vocabulary skills to discover how words are related to each other. Students are encouraged to use dictionaries.

In this mammal worksheet, students use reference sources to determine whether 10 statements about various mammals are true or false.