Can you count in Roman numerals? Most of us are familiar with counting in Arabic numerals. Remember that what we are used to counting with are called Arabic numerals. It is challenging to switch from counting with regular numbers to Roman numerals which are quite different. The main difference is the logic behind writing these numbers. Roman numerals are commonly used in several events and you might have seen them on some clock faces. Have fun learning this new counting method while playing a zombie game online. For first grade, second grade, third grade, fourth grade, fifth grade, sixth grade and seventh grade students.