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This book offers a series of problems in thinking that require no special knowledge and no mathematics. The problems are designed to let readers find out about their personal style of thinking, its weaknesses and strengths, and the potential methods that they never use. Being right is not always important an error can lead to the right decision. A copy of the Lgame is inserted in each book for use in the section on strategy.
⚠️ WARNING (California Proposition 65):
This product may contain chemicals known to the State of California to cause cancer,
birth defects, or other reproductive harm.
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