Math Advantage Author:Harcourt Brace www.HBSchool.com — 28 chapters of second grade math, book is consumable. Chapter titles are: — Addition Facts to 18 — Subtraction Facts to 18 — Numbers to 100 — Number Patterns — Using Numbers to 100 — Counting Money — Using Money — Time on the Clock — Time: Days, Weeks, Months — Exploring 2-Digit Addition — More 2-Digit Addition — Exploring 2-Digit Subtract... more »ion