Our set of dry erase addition flash cards is for kids to practice and their math skills. These cards are designed to be reusable, allowing children to answers as they learn. Ideal for home or classroom use, they make learning addition fun and interactive, helping kids build confidence in their math abilities. Features - -Material:Coated paper, plastic - Size: 18.00X7.00X0.10cm/7.07X2.75X0.04in - Size: 11.20X1.20X1.20cm/4.40X0.47X0.47in - Size: 4.50X4.50X0.50cm/1.77X1.77X0.20in -Reusable design: the dry erase math flash cards can be wiped clean and reused, making them a learning tool for kids -Engaging educational tool: these math learning cards are designed to be fun and interactive, helping to boost children's interest in mathematics through playful learning -Convenient portability: each card features a round hole for easy hanging with a connecting ring, making them for school, travel, and party games - and childfriendly: made from sturdy materials, these cards are not easily , ensuring they can withstand the rigors of daily use by children -Enhances mathematical thinking: by allowing repeated practice and erasing answers, these cards help children develop strong mathematical thinking and algorithmic logic Package list: 14 x cards 2 x pens 1