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Find the bug

Corner Pizza says its delivery money doesn't add up. Find out whether the checkout believes a number it shouldn't.

Predict first

Write a guess before you touch anything. The shop opens when you save it.

A wrong guess still counts. The gap between what you expect and what happens is what you learn from.

Ready for more than one bug?

How To Be Good is a live, eight-week course for beginners. You investigate simulated websites, write up what you find, and get feedback from your instructor.

Applications for the winter term close Dec 18