Math magic is in the air with the Skill Drill Addition Flash Cards! This set is designed to help students from ages 6 and up master addition facts from 13 to 18 through engaging and interactive learning. With 99 double-sided, self-checking cards, learners can practice independently or in groups, making it perfect for classroom settings, homeschooling, or learning centers. Each card features a no-see-through design with answers on the back for quick self-assessment, and rounded corners for easy sorting. The sturdy storage box keeps everything organized, ensuring these cards are ready for countless learning sessions. Activity ideas included in the set inspire fun and varied ways to use the cards, keeping learners motivated and excited about mastering their math skills.