Biology resources

Blood pressure

In this activity the blood pressure is derived from measurements of the blood pressure sensor. In the analysis the oscillometric method is used.  

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Graphs of length

In this activity students manually measure the length of classmates and enter the data in the datatable. They research whether length is correlated with age

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Human gas exchange

In this activity students will breath in a closed system. Oxygen and carbon dioxide concentrations are measured to track the gasses that are used and

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Sound of the heart

In this activity students will record the sound of the heart using a stethoscope. Then they will analyse the sound and try to explane how

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Graphs of plant growth

In this activity students conduct a video measurement of the growth of the root and stem of a plant after germination. The analyse the growth

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Measuring cells

In this activity students will analyse an image of a cell using the video measurement tool. They will explore the size of different parts of

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Acid effect on teeth

In this activity students explore the effect of soda on teeth. They first will measure the pH values of different sodas. Afterwards they will place

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Energy from a peanut

In this activity students will determine the amount of energy in a peanut. Students will burn the peanut and heat water using the energy that

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Respiration calculation

In this activity students prove the presence of carbon dioxide with calcium hydroxide and calculate the amount of glucose that was used from the reduction

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Blood pressure

In this activity the blood pressure is derived from measurements of the blood pressure sensor. In the analysis the oscillometric method is used.

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Reaction time

Students will build a setup to measure reaction time. When the lamp turns on students press a switch. Afterwards the average reaction time is calculated.

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Diving response

In this activity students stimulate the diving reflex by measuring the heart rate before, during, and after immersing their face in water. After the diving

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Hypothermia

In this activity, students examine with simple experiment, the effects of hypothermia and the relation to the surface-volume ratio. As a result, this experiment can

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Respiration regulation

In this activity the respiratory response is studied. Students need to know the basics of the respiratory response and the respiration physiology to understand the

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Animal skin

In this activity students investigate with a simple experiments the function of fur. As an example, cotton wool is used (dry and greasy wool).

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Alcohol Degradation

In this activity students use a model to simulate alcohol absorption and degradation. They learn to understand the model, adjust the model and improve the

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Monitoring EKG

In this activity you will investigate the electrical activity of your heart using an ECG sensor. Also the effect of, for example exercising or a

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Human respiration (demo)

In this activity students will study their breathing using a thermocouple sensor. They can compare their breathing with that of someone else. And examine the

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Life in a pond (demo)

In this activity students study life in a pond. From behind the computer they use an existing model to investigate the impact of plants, animals

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Making yoghurt

In this activity students make their own yoghurt. Yoghurt is a food product which is familiar to almost all students. The process of making yoghurt

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Life in a pond

In this activity students study life in a pond. From behind the computer they use an existing model to investigate the impact of plants, animals

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Bad Atmosphere

With a datalogger students are going to measure a few variabels to measure the air quality in a bus, metro or train. Does the CO2

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Ebola

Our defense system is not an easy topic to understand. This model helps students to understand the topic more easily. Students can study the impact

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Sugar fermentation

In this activity students measure the CO2 produced by yeast cells with a CO2 sensor. The rate of alcoholic fermentation of different types of sugar

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Photosynthesis long term

In this activity photosynthesis and respiration is measured over two days. Two day-night cycles are covered and effects on the CO2 and O2 concentrations can

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Respiration of plant seeds

In this activity students investigate whether plants also respire. Most people know that animals respire but what about plants? By making use of germinating seeds,

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Respiration by maggots

In this activity students will study the respiration of maggots. Using a CO2 sensor (and optionally an O2 sensor) they measure the released CO2 in

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Photosynthesis (colour)

In this activity students examine the photosynthesis. Using an O2 sensor to measure the rate of photosynthesis at different colors of light. What color ensures

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