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pH Scale
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In this online interactive simulation, learners will test the pH of liquids like coffee, spit, and soap to determine whether each is acidic, basic, or neutral.
Water Walk
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Learners take a field trip along a local body of water and conduct a visual survey to discover information about local land use and water quality.
Hatch-a-Cyst
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What is the optimal environment for hatching brine shrimp? Using a scaffold, learners design and conduct experiments testing the effect of a single abiotic factor on brine shrimp cyst hatch rate.