Drs Audrey Tan and Michael Hayes are based in Christchurch, New Zealand, and provide top quality specialist services in the following areas:

• High quality maths tuition for school-aged children (school years 5-13), including ICAS, Otago Problem Challenge, Australian Mathematics Competition, NCEA, International Baccalaureate (IB), Cambridge International Examinations (CIE) and NZQA Scholarship Calculus
• Consultancy on mathematics education