Learning cards set provides a variety of ways to let your students practice and reinforce important math skills. Grade-level appropriate problems help students develop a better understanding of fractions. Double-sided cards provide a perfect way for students to practice comparing fractions, identifying equivalent fractions and equal parts, determining parts of objects shaded and expressing parts of a group as fractions. Cards are compatible with the Teacher Created Resource Power Pen (sold separately) for immediate feedback with an audio and visual response. Set is designed for children attending second-grade to fourth-grade.