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Water Holes to Mini-Ponds
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Dig a hole, line it, fill it with fresh water, and you have a water hole: a good place to study colonization.
Sensory Hi-Lo Hunt
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In this outdoor activity, learners use only their senses to to find the extremes of several environmental variables or physical factors: wind, temperature, light, slope and moisture.
Wintergreen
Source Institutions
In this outdoor, winter activity, learners find living green plants under the snow and determine the light and temperature conditions around the plants.