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Broad Topics > STEM mapping > STEM - Probability

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Investigating Epidemics

Age 11 to 16 Challenge Level:

Simple models which help us to investigate how epidemics grow and die out.

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Genetics

Age 14 to 16 Challenge Level:

A problem about genetics and the transmission of disease.

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Like Father Like Son

Age 14 to 16 Short Challenge Level:

What is the chance I will have a son who looks like me?

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Molecular Sequencer

Age 14 to 18 Challenge Level:

Investigate the molecular masses in this sequence of molecules and deduce which molecule has been analysed in the mass spectrometer.

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Heavy Hydrocarbons

Age 14 to 18 Challenge Level:

Explore the distribution of molecular masses for various hydrocarbons

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Using the Haemocytometer

Age 14 to 16 Challenge Level:

Practise your skills of proportional reasoning with this interactive haemocytometer.