Topics covered in this book:Compare and order whole numbers, fractions, and decimals on a number lineUnderstand and apply concepts of lines and angles (e.g. parallel and perpendicular)Identify polygonsUnderstand the relationship of the circumference of a circle, its diameter, and pi (π ~ 3.14)Measure and find the area and the perimeter of two-dimensional shapes using formulaeCoordinate GeometryConvert measurement units within a system