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Water analysis case
Determine the water quality of a pond together with your students.
With this case you can determine the water quality quite accurately. In addition to the temperature, you investigate ten chemical parameters:- acidity,
- total hardness,
- oxygen …
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Tangible material -
Anti-smoking eduki
This kit contains three tests that show that the chemicals in cigarette butts are harmful to the environment (fresh water, salt water, soil).
- Experiment 1: test with a freshwater organism (rotifer);
- Experiment 2: test with a marine organism (brine …
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Tangible materialTeacher