The Think Tank: Thinking Mathematically & Problem Solving: Orange Level

Think Tank Green (Problem Solving) : Thinking Mathematically and Problem Solving

Unifix Mathematics Activities Book 2 By Don Balka + Problem Solving Books 2 & 3

The Think Tank: Thinking Mathematically & Problem Solving: purple Level

Think Tank Green (Problem Solving) : Thinking Mathematically and Problem Solving

Think Smarter: Critical Thinking to Improve Problem-Solving and Deci - VERY GOOD

Think Smarter: Critical Thinking to Improve Problem-Solving and Decision- - GOOD

Addison-Wesley Problem-Solving Eperiences Mathematics Grade 8 Teacher Sourcebook