This workbook is packed with worksheets that let kids sharpen math skills by practicing the four basic math operations as well as factoring.

Count and convert measurements for liquids, lengths and time with this supplemental book! So many practical skills come from knowing how to measure lengths, tell time and convert units of measurement.

Improve your pattern-recognition and estimation skills as you practice multiplication and division. Children use techniques like breaking down numbers and fast addition to arrive at the correct answer — and to understand the concepts behind the proc

This workbook gets kids ready to be expert dividers, challenging them with whole-number quotients, remainders and mathematical word problems.