This series of five boxed sets of Hot Dots standards-based math question cards is perfect for reinforcing the math skills that students need to master at each grade level – first through fifth grade. Each grade level set includes 600 self-checking questions aligned to national and state math curriculum standards, and provides curriculum coverage for 25 important math skill areas. Boxes feature sturdy, full-color question cards, 25 skill-area tabs, reproducible student progress sheet, and guide. Includes 600 questions about addition and subtraction facts, place value, patterns, attributes, skip counting, shapes, story problems, measurement, and more.Grades 1+