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|---|---|
| Science Matters: Fritz Haber and the Nitrogen Cycle IIIn the early 20th century German chemist Fritz Haber developed the process leading to the creation of synthetic nitrogen. His brilliant innovation, however, is very much a double-edged sword.Grades 6-8 | 9-12 Science |
| Timber Rattlesnake SurveyOn a rattlesnake survey in Virginia's Allegheny Mountains , VDGIF researchers were able to find and photograph adult rattlesnakes.Grades 3-5 | 6-8 | 9-12 Science |
