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Science -- Instructional issues
African Flyover Reveals Impact of Human Footprint
This radio broadcast discusses the findings of a conservationist who flew over of most of the continent of Africa in a small plane at low altitude, photographing the ground below every 20 seconds, to form a grid map....
The Hidden Lives of Galaxies
This educators guide provides content and classroom activities about galaxies, galaxy morphology, x-ray properties of galaxies, and evidence for dark matter in galaxies. The classroom activities have been designed to be...
Reservation RockHounds Petrified Wood Mystery
This module will introduce students to the process by which wood is 'petrified' (fossilized). They will identify the variables involved in the petrification process, determine the effect, and examine the variation of...
Methyl Tertiary Butyl Ether (MTBE) Groundwater Contamination
Methyl tertiary-butyl ether (MTBE), a fuel additive, is highly mobile in groundwater, dissolving and traveling faster than the other petroleum constituents which tend to biodegrade and adsorb to soil particles. This...
Anatomy of a Volcano
This interactive lesson from NOVA Online provides a detailed look at the inner workings of one of the world's most dangerous volcanoes, Nyiragongo in the Democratic Republic of Congo. Users can click on highlighted...
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