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Journal Article

Building Leaves and an Understanding of Photosynthesis

Where does cellular respiration take place? How does a plant make food and in turn use the food to produce its own energy? Do animals carry on this process also? To help students answer these and other questions, have them build a model leaf, plant c...

Journal Article

Science Sampler: Radio-wave inquiry with web-controlled receivers

This article describes a web-enhanced investigation of radio waves suitable for upper middle school science students that correlates with the National Science Education Standards. In this engaging lesson, students are involved in science inquiry usi...

Journal Article

Issues in-depth: Are you what you eat? An inside look at high-tech food

If we abide by the familiar saying “you are what you eat,” it is understandable that people may be concerned with the incredible advances in food science technology and their possible impacts on human health. For example, in recent years high-tec...

Journal Article

Science Sampler: Beyond Yellowstone

In 2001, Yellowstone National Parks’ education staff launched Windows Into Wonderland (WIW), a series of six internet-based, electronic field trips, or “eTrips,” designed especially for middle school students. Today 17 programs are available, m...

Journal Article

Science Sampler: The experiment event

The annual Experiment Event is the culminating activity of an extensive study of questioning, problem solving, and the inquiry process. Easily addressing national and state standards for science inquiry, the Experiment Event is only part—perhaps th...

Journal Article

Science 101: How does photosynthesis work?

Energy transformations are an important part of the functioning of ecosystems, and a key part of those energy transformations is photosynthesis. Photosynthesis is the process by which plants, bacteria, and other organisms use the energy of sunlight t...