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

What better way to learn sorting and categorizing than with familiar objects preschoolers see every day? This workbook is great for practice sorting and comparing, using household items.

With this workbook, your child can get a head start on subtraction by using simple pictures and familiar scenarios to symbolize the removal of numbers and objects.

This book will have kids use their feet, paperclips and paper rulers to find lengths of drawings and real objects, putting comparisons and basic units before inches.

Preschool children begin to develop the skill of sorting items. These worksheets will help children practice classifying objects by looking for differences, categorizing by size or shapes.