After frustration with cheap, flimsy and poorly executed alternatives, Toyvian flash cards are thoughtfully constructed with rounded corners for quick sorting and sized to fit both big and small hands, we put quality and learning first. Toyvian Education Math Multiplication Flash Cards are great for teaching, reviewing and practicing multiplication. It is for test prep. Feature - Brand: Toyvian. - Color: As shown. - Material: Coated Paper. - Size: 12 x 7 x 0.1 cm. - SELF-CHECKING – You can easily see the answers from the example being shown on the back of the card. - EASY SORTING – This set has 1 and hole-punched for easy sorting. - 2 RINGS INCLUDED – This set of flash cards includes 2 rings to separate the examples that need practice from those that don’t. - LARGE CLEAR NUMBERS – These flash cards are the perfect hand-held size with large, clear and numbers so it easy to see even from the back of the classroom. - TEACH AND REVIEW – It is for teaching, reviewing and practicing math multiplication, in the classroom as a whole or each child individually or in groups, at their level. Package list: 156 x Toyvian Education Multiplication Flash Card 2 x Toyvian Metal Open Ring