Dry Erase บัตรคำศัพท์ Quick Calculation Mathematic Practice Flash Card for Learning Addition Subtraction Add Subtract Math Flashcards Practicing Math Skill Reinforcing Calculation Techniques แฟลชการ์ด ชั้น ป.1 ป.2 ป.3 

2 6 ปี. Included: 30 cards 4 dry Erase markers. Develop speed, accuracy, and confidence. Portable and perfect for on-the-go learning!. Answers on backside of each card. Writing by Hand Improves Memory. Writing in cards, as opposed to typing on a computer, can help kids focus and learn. Writing by hand fires up specific areas of a child's brain, improving the ability to both remember what he or she learns and to think of new ideas. Math Skill Development. These 7cm X 18cm Addition Subtraction flashcards will help teach your child basic Addition Subtraction. This set is perfect for honing early math skills while reinforcing calculation techniques at any age. Easy to Learn. All answers are on the back of the cards, making them ideal for teaching, reviewing and practicing in the classroom. The large print means you can work with children individually or in groups. Convenient and Organized. These math facts flashcards are hole-punched so you can easily organize cards using the included plas