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Microbial fuel cell
Microorganisms can supply electrons by decomposing organic materials and in this way generate a potential difference. For example, a biofuel cell can function as a battery.
The document contains instructions for use that describe how to make a …
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Educational videos: Overview document
This document contains several educational videos divided by subject:
- chemistry,
- biology,
- entrance exams,
and by theme. Almost all of the chemistry and biology curriculum for the third grade finality is covered in a Dutch video.
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The equilibrium constant Kc is not dimensionless
The equilibrium constant Kc is a fundamental quantity in solving chemical equilibrium problems.
Many secondary school chemistry textbooks use a dimensionless concentration fraction, which they usually represent with the symbol K. Both the …Translated by
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Arithmetic language: Mathematics aid cards
Sheets with arithmetic language for the four operations.
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Fermentation of bread: STEM project
In this STEM project, students take on the challenge of baking the tastiest sandwich and packaging it. First, the students receive an introduction that also includes the
history of bread is discussed. Then students learn about the
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Heat battery: STEM project
Can you reduce your energy bill at home by creating a setup that can recover the heat from spaghetti cooking water?
In this STEM project, students are challenged to design and realize a system that ensures that the large amount of heat invested in …
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Safety and danger: Pinch card
Pinch card with icons around safety, first aid, AED, fire brigade and police.
In this way, students learn to get to know the pictograms in a playful way.
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Voice strings: Design your own musical instrument with Arduino and lasers!
This project challenges students to build their own musical instrument without real strings. Inspired by some examples with lasers, they get creative in designing a laser harp. Various concepts of computational thinking are discussed. The laser …
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Scientific method: Schema
A diagram of a scientific method. The following steps are taken during the investigation:
- observation,
- research question & hypothesis,
- research or experiment,
- data or analysis,
- conclusion or result.
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Atomic construction: Crack the code
Simple exercise about atomic structure and ions that can be used, for example, as a formative test.
The aim is to answer each question with the correct number (number of valence electrons, charge, period...). The sum of these numbers is the atomic …
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Electron microscope: Task
This learning resource contains an assignment about electron microscopes. To better understand the material, your students watch two videos that illustrate the possibilities and operation of electron microscopes.
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PSEmini: Escape the box
Studying chemistry for the first time is like studying a new language. First limit yourself to the basic vocabulary of the language.
That is what PSEmini does: the large periodic table of elements is limited to the first 18 elements and to …
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