Critical Thinking (19 items)

By S. Morris Engel | Ages 14-18

By Sandor Lehoczky | Ages 14-18

The Art of Problem Solving, Volume 1, is the classic problem solving textbook used by many successful MATHCOUNTS programs, and have been an important building block for students who, like the authors, performed well enough on the American Mathematics Contest series to qualify for the Math Olympia...

By Nathaniel Bluedorn | Ages 12-18

Help your students identify common errors in their everyday thinking process with this handy manual. Based on a Christian worldview and focusing on practical logic, the 36 lessons are filled with case studies, cartoons, and challenging exercises that explore analogies, generalizations, assumption...

By Nathaniel Bluedorn | Ages 12-18

When is it dumb to argue? Do your students know the five rules of brainstorming? Who has a good reason to lie? This entertaining and enlightening book turns logic from dry to delightful as it equips kids with tools for critical thinking, developing opposing viewpoints, and scientific investigati...

By Michael J. Gelb | Ages 14-18

Genius is made, not born. And human beings are gifted with an almost unlimited potential for learning and creativity. Now you can uncover your own hidden abilities, sharpen your senses, and liberate your unique intelligence—by following the example of the greatest genius of all time, Leonardo da ...

By Richard Rusczyk | Ages 14 and up18

Grades 9 -12. The Art of Problem Solving, Volume 2, is the classic problem solving textbook used by many successful high school math teams and enrichment programs and have been an important building block for students who, like the authors, performed well enough on the American Mathematics Contes...