These are a set of dot cards....similar to dominoes. They can be used whole group or small group to build numeracy. There are 2 cards per page. So when cut in half, they measure 8.5 inches by 5.5 inches. It is a color document, but can be printed in black and white. All together there are 45 cards (23 printed pages) that cover all math facts from 1 + 1 through 9 + 9.