Stephen Krulik
Reasoning and problem solving
Silver Burdett Ginn mathematics
Problem solving
Problem solving in school mathematics
Silver Burdett & Ginn mathematics
Teaching mathematics in middle school
The new sourcebook for teaching reasoning and problem solving in elementary school
Effective Techniques to Motivate Mathematics Instruction
A handbook of aids for teaching junior-senior high school mathematics
A sourcebook for teaching problem solving
Assessing reasoning and problem solving
Civil Service Examinations