"The Essential Mathematics for Cambridge Lower Secondary 9 Student Book supports the previous Cambridge Lower Secondary Mathematics curriculum. Written by an expert author team with an experienced examiner, this series has been created for the international student. It cements understanding with theory notes, worked examples and useful hints, and reinforces knowledge and skills via engaging exercises. The text provides extensive differentiation support with 'Hints' in the margins to guide students through the more challenging aspects of the problem-solving and extension questions."