The Strengthen Your Common Core in Mathematics chart set contains 6 charts that feature real-world and mathematical examples of skills students need to master in grades 6, 7, and 8. The problems cover skills in geometry, ratios and proportional relationships, the number system, expressions and equations, functions, and statistics and probability. Aligned with the Common Core State Standards for Mathematics. Includes resource guide with display tips, suggested activities, and worksheets. QR codes provide opportunities for electronic instruction and interactivity. Great for displaying year-round as a reference. Mark Twain Media Publishing Company specializes in providing captivating, supplemental books and decorative resources to complement middle- and upper-grade classrooms. Designed by leading educators, the product line covers a range of subjects including mathematics, sciences, language arts, social studies, history, government, fine arts, and character. Mark Twain Media also provides innovative classroom solutions for bulletin boards and interactive whiteboards. Since 1977, Mark Twain Media has remained a reliable source for a wide variety of engaging classroom resources.