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Micro:bit for teachers: Exercises and course
An introductory course to familiarize teachers with the micro:bit, a compact and easy-to-use programmable computer. During this course, participants will learn the basics of programming, experiment with input and output functions of the micro:bit, …
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Using BookWidgets Scientific Calculator: Guide
This is a guide to the BookWidgets scientific calculator. The students initially do not find this a useful calculator because they are not used to working with it and there are quite a few buttons on it that they are not familiar with.
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Maqueen, educational robot: Micro:bit
Some examples of what you can do with a Micro:bit.
Among other things, I give two examples of how to make music with the Micro:bit. You can't make this music with the Micro:bit v1, but you can with v2.Translated by
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The kinetics behind the diet coke with mentos experiment
The experiment between diet cola and mentos produces a fascinating fountain, but it also offers an ideal platform for students to explore different facets of chemical kinetics in a fun and motivating way.
This article discusses the experiment …
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Simple synthesis and characterization of CdSe quantum dots
Synthesizing and characterizing quantum dots are colorful experiments
students in the professional bachelor of chemistry. By running
such experiments give students more insight into typical characteristics
quantum chemical phenomena. Quantum dots are …Translated by
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The subway guide worldwide: Ozobot lesson plan
In this lesson, students are introduced to the metro lines of twelve well-known cities. In this way, they learn to orient themselves on a metro map and trace the correct route on it. In addition, they must apply the color codes so that the Ozobot …
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Professions and interests: Research cards and assignments
Research cards based on professions and interests:
- nature
- biologist (general, fauna and flora)
- doctor (the human body)
- geologist (non-living nature and space: the earth and the universe)
- MuVo
- architect
- musician
- cinephile
- curator
- culture lover (music, …
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Qualitative determination of sulphites in wine
Almost every label on a bottle of wine states that the wine contains 'sulfites'. Sulphites are therefore a frequently used additive during the vinification process because many winegrowers are convinced that they are indispensable to …
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The critical micelle concentration of sodium dodecyl sulfate
The determinations of the critical micelle concentrations (cmc) for ionic surfactants using specific conductivity measurements are excellent research projects for students and pupils to gain insight into some properties of substances in solution. …
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Giving an extra dimension to classic equilibrium tests
Chemical equilibrium is a difficult topic theoretically. By studying the complexation reactions in an aqueous solution of a copper salt with hydrogen chloride and with ammonia, it can be made clear that there is a single reaction system.
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Experiment with copper nanoparticles to show color changes
In this contribution, we discuss a student project where copper nanoparticles were prepared by reducing copper (II) sulfate using sodium borohydride. The use of iodide ions provides the necessary stabilization of the nanoparticles formed. The …
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The discovery of argon and the importance of accurate data analysis
John William Strutt, third baron of Rayleigh (1842-1919), is one of the most impressive figures in the history of the natural sciences. He is best known for his explanation of the blue color in the sky caused by Rayleigh scattering. It is less …
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