This t-shirt slogan requires you to understand mathematics and the meaning and pronunciation of mathematically symbols such as the one on the t-shirt. The π symbol is called Pi, which is pronounced as [PI] or “pie”. What is clever about this shirt is that if you plug [PI] into the phrase, it is stated as, “Math makes me perspire.” If you look at the word PERSPIRE, it is clear that you can simply replace the “pi” with π. This could be confusing for an ELL since they might not understand the statement, in such a way that they are not familiar with the word “perspire”, rather than “sweat.” Also, and ELL might not be familiar with π and that it is a mathematical symbol pronounced as [PI] and stands for 3.14. This is also an example of a sight/sound
