Science
- 141
- The Midnight Sun
- Photos from interior Alaska of the Midnight Sun and tundra flowers, with links to more scientific information on the summer solstice.
- 142
- Activities in Biology
- Provides interactive quizzes on topics such as cell biology, organ systems, ecology, and photosynthesis.
- 143
- Biology In Motion
- Online activities for learning biology, including animated cartoons, an evolution simulation laboratory, and drag-and-drop quizzes.
- 144
- Cool Science For Curious Kids
- Fun and interactive site to help kids appreciate science. Why are snakes like lizards, and monkeys like moose? Find out here.
- 145
- Rader's Biology4Kids.com
- Cells, microbiology, the scientific method, invertebrates, plants, and vertebrates. There is also an extensive section with examples of different species. Offers downloads and online activities.
- 146
- The Guardians of the Millennium
- Describes microbiology, the rain forest and the possibility of extraterrestrial life. Also in French, German, and Spanish.
- 147
- The Open Door Web Site
- A Natural Science reference site for middle school students. Includes topic chapters, facts and figures, questions and quizzes. Quick search and index search available, as well as an Internet guide.
- 148
- The Visible Embryo
- Provides a visual journey through the stages of human development from conception to birth.
- 149
- Tree of Life Web Project
- Classification of organisms. Has diagrams showing where all organisms fit into the evolutionary tree.
- 150
- Chemistry - An Introduction
- Information, quizzes and activities that provide an introduction to chemistry. Topics include atoms, molecules, gases, liquids, formulas, and the periodic table.
- 152
- Chemistry of Tie-Dying
- Background of the chemistry of dyes as examples of molecules, and the reaction between cotton and dye as a perfect example of a simple chemical reaction.
- 153
- Java Applets for Chemistry
- Java and Shockwave programs allow students to conduct virtual experiments.
- 154
- Saving the National Treasures
- NOVA television program explores the techniques used to preserve the original Declaration of Independence, Constitution and Bill of Rights of the United States.
- 155
- The Kids' Macrogalleria
- Explains what a polymer is, what it's used for, and how we can make things out of them.
- 156
- Who Invented the Thermometer?
- Timeline showing the invention of the thermometer and the history of the different temperature scales.
- 157
- Computer Terminology Web Games
- Each quiz selects ten computer words at random from a total set of 220, providing unlimited play.
- 158
- Kids Design the Future
- Seven children join with researchers to form a design team to develop new technologies in the field of human-computer interaction. Includes description of the design process, project details, research papers, and FAQ's.