• Why do some students achieve more than others?
• Do we have to wait until pupils are "ready"?
• Can children discover math for themselves?
• Does language interfere with the learning of math?
This classic text, written from the viewpoint of the math teacher, provides answers to these and many more questions. Each chapter explores a particular issue that illustrates the interaction between theory and practice. New chapters have been included on cognition, pattern, and ICT.