This book is all about logic puzzles, challenging kids to crack codes and determine answers by process of elimination and by observing clues. It exercises skills like reading, planning and reasoning.

Expand children's problem-solving arsenal with this fundamentals of multiplication workbook.

This beautiful, colorful activity book offers a comprehensive overview of division basics and techniques. Add tools like skip-counting on a number line, repeated subtraction, fact families, arrays, and equal groups to your problem-solving arsenal. Be sure

Dive into underwater themed word problems to discover numbers to round, and multi-step problems to put kids through the four operations.

Get long division down to a tee with a series of word problems and practice sheets. This series includes division problems with decimals too.

Introduce your third grader to the basics of multiplication with these handy times table charts, worksheets and word problems.

These colorful probability worksheets are bursting with kid appeal, and offer an exciting new angle on word problems and data analysis.

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

These math exercises will help your child practice finding coordinates, solving integer problems and factoring numbers to boost his or her algebra skills.

These math worksheets apply multiplication to the real world with interactive games and word problems that address multiplying double-digit numbers, place values and the properties of operations.

Volume is the measurement of space occupied in three dimensions. Practice calculating the volume of 3-D shapes using a variety of techniques and with real-life examples through a series of engaging problems and questions.

Here's an arsenal of April Fools' Day fodder! Kids will be armed with facts, pranks and puzzles. Plus, they'll be tickled by goofy writing prompts, silly word problems and wacky reading comprehension.