Through our unique step-by-step progression of activities, your child will be able to confidently add sums beyond 30. To lay the foundation, children first count, read, write, and order numbers 1-120. By mastering the number system, as well as patterns and sequencing, your child will advance to addition with ease. Topics Covered in this Book:-Counting, reading, writing and ordering numbers to 120.-Understanding the whole number system-Addition sums beyond 30-Patterns & sequencing 8 1/2 x 11 inches. paperback. 96 pages. full color.