Energize an environmental science unit on natural resources with this collection of instructional materials. From simple coloring sheets for primary grade children, to guiding questions for a high school research...

How do scientists know what the Earth was like in the past? This second installment of a six-part series focuses on paleoclimates and provides an overview of how geologists determine information about past climates using fossil...

Pairs simulate the energy usage of different countries by drawing beads from a bag, which contain different beginning ratios of non-renewable and renewable energy resources. The activity concludes with a series of questions to tie...

Turn your pupils into teachers! Here is a lesson that requires groups to research an energy source with the provided handout, create a poster, and present their information to the class. Connections are made to practical aspects of...

Is electricity created in the outlet? Using posters of several energy systems, collaborative groups identify and describe the parts of their systems. The groups also look at the environmental impacts of the systems and present...

Rotating through five stations, evolutionary biologists explore the question of how changes in DNA facilitate the changes in a population over time. High-quality, colorful cards of animals, skeletons, skulls, and DNA sequences can all be...

Transform your class into young geologists as they learn about six different branches of geology. Using the included geology career descriptions and picture cards, learners work in small groups deciding which tools and locations fit...

Tired of waiting for hot water? Groups of three determine the efficiency of an electric water-heating device. They calculate the amount of energy it takes to heat the water and the theoretical amount of energy required to heat the water....

What is biogas and how is it made? After examining background information about the sources of biogas and biogas generators, class members follow the provided information and build a biogas generator that can be used in the...

Students explore alternate means of energy. They study renewable and nonrenewable energy sources and create a final project that demonstrates the advantages and disadvantages of various forms of energy.

The information provided at this site is part of a larger online exhibit centered on fossils and fossil research. The shark tooth is listed as one type of fossil and here it is pictured and described.

Use the Internet to search for news stories about the Modern Revolution and discuss the provided questions. Helpful links are provided to get you started.