This document outlines the skills and concepts covered in each section of a mathematics workbook for levels 6A through F. It includes number reading, writing, tracing, and counting exercises. Concepts include addition, subtraction, multiplication, division, and fractions. Each section builds upon the previous ones with increasing levels of difficulty. For example, section 1 covers addition up to sums of 10, while section 5 covers addition up to sums of 20. Standard completion times are provided as a guideline for how long students should spend on each worksheet. The document uses boxes and letters to indicate starting points and levels within the curriculum.