This workbook will help your child develop an understanding of subtracting the numbers 1 through 5 from whole numbers up to 20. By using this book, children will be able to understand the concept of subtraction by repeatedly tracing and reciting numbers both forwards and backwards and then gradually shifting to subtracting the numbers 1 through 5.

The twilight of the Roman Empire saw a revolution in the way war was waged.
The drilled infantryman, who had been the mainstay of Mediterranean armies since the days of the Greek hoplite, was gradually replaced by the mounted warrior.