Each Curriculum Mastery Flip Chart is mounted on a sturdy easel and features:• 10 Double-sided, laminated 12" x 18" charts• Side 1 features a colorful, graphic overview of the topic• Side 2 serves as a " write-on/wipe-off" activity chart featuring questions, labeling exercises, vocabulary review & more.• Activity Guide featuring black-line copy-masters & exercisesSet Includes the following 10 charts:1. Place Value2. Multiplying 2-Digit Numbers3. Dividing 2-Digit Numbers4. Adding & Subtracting Decimals5. Polygons6. Lines & Angles7. Area, Volume & Perimeter8. Fraction Concepts9. Adding & Subtracting Fractions 10. Customary & Metric Units of Measurement