30PCS Reusable Addition and Subtraction Flash Cards with 4 Dry Erase Pens 2 Rings,Math Flash Cards for 1st to 3rd Grades,Math Games for Classroom and Home

30PCS Reusable Addition and Subtraction Flash Cards with 4 Dry Erase Pens 2 Rings,Math Flash Cards for 1st to 3rd Grades,Math Games for Classroom and Home

• [EFFECTIVE TEACHING TOOLS]You will receive 15 sheets of addition flash cards and 15 sheets of subtraction flash cards, 4 black and red markers, and 2 metal binder rings. We have enough flashcards to help you enjoy fun math games at home and in the classroom.
• [DURABLE MATERIAL]Our addition and subtraction games and multiplication flash cards are made of thickened coated paper with laminated design, the math facts flash cards are waterproof and colorfast, very durable. In addition, our markers handwriting is erasable, so our flash cards for studying are suitable for multiple practice.
• [PORTABLE]The size of the math flash cards 1st grade is 3.94x7.28×0.79 inches/10x18.5×2 cm. The kindergarten flash cards are designed with rounded corners to avoid scratching and bending, easy to put into your pocket. The binding ring of the number flash cards can be hung on the backpack, easy to carry and study at any time.
• [DOUBLE-SIDED PRINTING]The front of the flash cards with rings is printed with questions, and the back is printed with the answers, the child can answer the questions with a black pen, check the answers after answering the questions and score them with a red pen, they are convenient for self-study, checking and interactive learning.
• [WIDELY USED]Our alphabet flash cards are good teaching materials for teachers and parents to teach children basic multiplication and knowledge, and to develop children's basic arithmetic skills. Also the dry erase cards are deal gifts for students to help them make progress in their studies.