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Create a breeding ground for growing bacteria
In this video you will see how you can make a simple food base with kitchen materials, with gelatin, sugar and water. Samples are also taken and placed on the culture medium to grow bacteria. The result of the cultivation cannot be seen in the …
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High five: STEM project
Your students explore the workings of their own hands. Afterwards they make a prototype of a gripping hand. During the final assignment, they use LEGO Spike Prime to create a mechanical hand to clean up garbage.
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Factors influencing photosynthesis: Practicum
In this practical, students examine the influence of temperature, carbon dioxide concentration, color and intensity of light on the photosynthesis process of waterweed plants.
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Nutrition: Theme Bundle
Theme bundle about nutrition to get started during scientific work.
Contains:
- food triangle,
- nutrients,
- nutrition labels,
- trace nutrients,
- taste test.
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Amylase in saliva: Practical
In this practical, prepared according to OVUR, students investigate the function of amylase in saliva. They do this by adding their own saliva to a starch solution containing lugol. An additional research question is what influence an …
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Microscopy and chemical identification: Solve the mystery
During this lab, your students will investigate a crime. Three pieces of evidence were found at the scene of the crime. It's about animal hair, soil type and fibers. After a chemical and microscopic examination, the students can determine which …
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Microscopy: The Five Kingdom System
During this microscopy practical, students discover the criteria of the five-kingdom system. The students make a preparation of:
- waterweed,
- cheek epithelium,
- mold,
- cilia,
- bacteria.
The students compare the different cells and make a drawing of their …
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Inoculating culture media: Corner work practical
This is a corner work in which all kinds of practicals about inoculating nutrient media are repeated.
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Mitosis and Cell Differentiation: Practicum
Practical microscopy on mitosis and cell differentiation. Connect with the subject matter about cell division and cell differentiation.
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Friendship bread: Home assignment
Update: Herman the friendship bread, prepared as an assignment for home.
Source: Herman the friendship bread: Step-by-step plan by Lien Rönne
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Osmosis: Practical
A detailed practical to demonstrate osmosis.
For the complete implementation you need two lessons, including a report. The test is easy to carry out by the students, they do not need any hazardous substances.
Prerequisites: theory active and passive …
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Composition of air: Experiments
Work leaves on the composition of inhaled and exhaled air. There are 4 experiments:
- oxygen gas,
- water vapor,
- carbon dioxide,
- temperature.
Each time the following steps are taken: research question, observation, determination and decision.
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