cHAPTER 2 - LITERATURE REVIEW Teacher Support of Visual Processing Challenges in Foundation Phase Classrooms 2.1. INTRODUCTION 2.2. WHAT IS VISUAL PROCESSING 2.2..1TYPES OF VISUAL PROCESSING AND THE PROBLEMS IT MAY HAVE 2.2.2.HOW VISUAL PROCESSING AFFECTS READING, SPELLING, MATHS, LEARNING 2.2.3 mATTERS AFFECTION /LEADING TO VISUAL PROCESSING/PERCEPTION