Logical Fallacies Quiz

A logical fallacy is an error in reasoning that undermines the logic of an argument. Recognising fallacies is one of the most valuable critical thinking skills you can develop - It helps you evaluate the arguments you encounter in debates, news articles, social media, and everyday conversation. From the ad hominem attack to the slippery slope, straw man, and false dichotomy, these patterns of flawed reasoning appear everywhere once you know what to look for.

This quiz covers ten of the most common and important logical fallacies, each presented as a multiple-choice question. Do you know the difference between a red herring and a post hoc fallacy? Can you identify circular reasoning when you see it? Test yourself and find out.

Sharpen Your Thinking Further

Critical thinking pairs naturally with strong reading skills. After this quiz, try the Literary Terms Quiz to improve how you analyse texts, or take the Weekly News Quiz to test how well you understand the media landscape. For a completely different mental workout, challenge yourself with the Trigonometry Quiz or explore the natural world with the Earth Science Quiz and the Planet Quiz.