Are you looking to challenge your students and increase their mathematical reasoning abilities? Then this collection of over 80 critical thinking exercises is for you! From algebra, to tree mathematics, to patterning, and problem solving; it's al in here! I have found that these activities make a great start to any math lesson! They engage the students, encourage them to think in a different way, and lead them to discover the skills they will need to succeed when math goes beyond their simple book and into the real world of application.