In this lesson, students will view salt under varied magnifications and begin to construct the understanding that materials may be composed of parts that are too small to be seen without magnification. They will observe salt with the naked eye, and then under a hand lens, microscope, and the electron microscope (the electron image is via the Internet). In order to complete this lesson, it is important ... Full description.

Every rock tells a story and on this site, students learn how to read those stories. Students examine rock samples to learn how to identify them before flexing their classification skills with photographs of rocks. The site explains how rocks give scientists clues about what our planet was like millions of years ago and that geologists sort rocks into three categories based on how they were formed. ... Full description.

This activity can be used as a culmination to a module or unit on astronomy or space science. Working in small groups, students will select a site in space to visit that will be the most beneficial for exploration and they will be asked to justify their choice of destination. They are to plan their trip taking into account as many factors as possible including the length of time needed to reach their ... Full description.

This site was designed to facilitate education about South Pole activities of the Center for Astrophysical Research in Antarctica. It features a question and answer section where questions about the South Pole from school children all over the United States are answered. It also has a large photograph gallery with information about each picture. A set of science experiments is available which students ... Full description.

This activity suggests that art is a fun way to encourage children to see the world around them and increase their visual awareness. Students observe natural objects like shells, rocks, minerals, and plants and notice that they have subtle and striking detail, regularity of pattern, texture, and shape. By exploring natural design, students will be encouraged to observe the natural world more closely ... Full description.

In this activity students learn the importance of petroleum products by considering what it would be like to live in a world without them. After the teacher reviews some uses of petroleum as well as some problems caused by the use of petroleum, students study a worksheet that includes pictures of two houses. The houses are identical except everything made with petroleum has been taken out of the second ... Full description.

This portal features an alphabetical listing of links to standard and three-dimensional (3D) images of geological and natural history-related subjects in the National Parks of the United States. The 3D images are anaglyphs and require red and cyan 3D viewing glasses. These full-size images may be slow to download. Users can click on a national park to start an image tour, use a subject index, location ... Full description.

"Pieces of Science" is an online gallery of sixteen educational resources related to a collection of historical science objects. This section deals with the Apollo 8 mission to the Moon. Facts about the crew and mission accomplishments, as well as the new spacesuit designed for the mission are covered. There is an activity guide for teachers, an image gallery, and on-line activities for students. ... Full description.

The U.S. Environmental Protection Agency's (EPA) Region 7 Teacher's Lounge is divided into three categories: resources, classroom activities (K-12), and miscellaneous. The resources described in various links include: environmental education grants, environmental educator organizations and associations, EPA speakers bureau, information resource center, links to environmental education sites, and publications. ... Full description.

Pages from this book include a maze, crossword puzzle, word search, and math exercise in addition to coloring sheets. Each of the activities contain an agricultural theme; many of the coloring pages honor the life and work of Dr. Carver. Full description.