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These resources have been reviewed and selected by STEM Learning’s team of education specialists for factual accuracy and relevance to teaching STEM subjects in UK schools.

Gas station ripoff

Act 1

Three petrol station pumps are shown with the amount of fuel and price being shown. Which of these gas pumps are trying to rip you off?

Act 3

An animated graph shows that for pump 1 the relationship between quantity of fuel and price is non-linear, and this is the one that is trying to rip you off.

Act 1

A picture is shown some packs of pain relief tablets. There are four different sizes of pack, with prices displayed. Which pain reliever is the best deal?

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