These 65 re-useable Write N Wipe Flashcard Numbers 0-30 plus Dry Erase Marker will introduce children to number recognition, counting and writing numbers 0 to 30. The bright familiar illustrations on the flash cards are designed to encourage young children to learn numbers 0 to 30 as well as develop pen control and number formation. Activity guides includes numerous ways of using there cards to build counting skills. Using the wipe-clean pen included, children can practise writing the numbers again and again.