Reasoning and proof teacher tools

• Mini Lecture On Proof And Reasoning With Examples
• Concepts
• Structure for Analyzing and Presenting Arguments
• Reasoning and Proof and Errors
• Reasoning problems SUDOKU
• Imagining
• Development of reasoning from births to maturity
• An Outline of Goals for a Critical Thinking Curriculum and Its Assessment

Interesting book

The Power of Logical Thinking: Easy Lessons in the Art of Reasoning... and Hard Facts About Its Absence in Our Lives, Marilyn Vos Savant (1996) ISBN 0-312-13985-3 Saint Martin's Press: New York.