From irregular measurements to using a ruler this workbook exposes kids to math vocabulary all about guessing and measuring lengths and sizes of objects.

There is a mix of objects in this workbook and it's up to your child to sort them by colors, shapes and sizes. Plus, he'll practice identifying weight and making simple comparisons.

Help your child master the idea of more, less, and equal. This workbook is filled with math comparison exercises that teach your preschooler the basic math concept of sizes and amounts.

Leap and skip across the number line for addition and subtraction practice! Number line word problems help kids to easily visualize math equations, and multi-step problems make for an extra challenge.