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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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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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Open AGH: Polish instructional database
On this Polish instructional site you will find courses, tests, exercises, presentations and simulations for different subjects. The teaching materials created by teachers or college students.
The site focuses mainly on scientific subjects and …
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The Concord Consortium: Revolutionary digital learning for science, math and engineering
A database of STEM learning resources, comparable to alternatives on Choosing STEM .
You can filter by:
- STEM subjects;
- educational level.
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Wolfram|Alpha: Computational search engine
The introduction of Wolfram|Alpha defined a fundamentally new paradigm for obtaining knowledge and answers - not by searching the Internet, but by performing dynamic calculations based on a vast collection of built-in data, algorithms and …
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