The Fallacy Detective has been the best-selling book for teaching logical fallacies and introduction to logic for over 15 years.

What is a fallacy? A fallacy is an error in logic a place where someone has made a mistake in his thinking.

“A cloud is 90 percent water. A watermelon is 90 percent water. Therefore, since a plane can fly through a cloud, a plane can fly through a watermelon.”

This is an easy book for learning to spot common errors in reasoning.

For ages 12 through adult.

Fun to use - learn skills you can use right away.

Includes The Fallacy Detective Game.

Exercises with answers.