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Monofunctional compounds: Skeleton notation
Students often wonder what the skeletal notation looks like when functional groups are added to the carbon chain. This is a summary that I made at the request of students.
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Assignments for a street plan
The toddlers move a doll or drive a car to the location on the small map. They use the terms right, left and straight ahead.
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Measuring is knowing: Remediation bundle
Remediation bundle that can be used in response to problems with the course content about Measuring is Knowing: Course by Bram Van Kelst.
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Measuring is knowing: Test
Tests and improvement keys that can be used in the collection Measuring is knowing: Course by Bram Van Kelst .
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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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Measurements of length, area and volume: Conversion tables
Conversion tables for length dimensions, surface dimensions and volume dimensions. Useful for converting units and calculating length, circumference, area, volume, capacity.
The most common units were used. Little-used units such as square decameter …
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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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Mood language: Compose your own rap!
The 'STEM Language' project follows the typical STEM structure with an introduction to the challenge, a number of chapters that provide students with the necessary tools to take on the challenge and ultimately the realization of the challenge, …
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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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