Scale math heights using this workbook that's based on real measurements of U.S. geography. Kids rely on charts and data provided to answer word problems.

The best kind of mental workout! Enjoy calculating the mystery numbers, identifying the mystery digits, spotting patterns, playing games, and even drawing pictures with these engaging math puzzles.

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

Brush up on addition and subtraction with these math worksheets that will challenge your third grader.

Division practice has never been more fun with these math worksheets for the sporting and game lover.

In this arrays 101 workbook, we explore and practice concepts like multiplication, repeated addition, factors, and products — all using arrays!

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

Take a crack at multiplication from a different angle! This book supplies a series of sheets looking at multiplying numbers with flashcards, lattice grids and times tables.

Mastering the multiplication tables is a big step for kids! Help your student nail down his times tables with this round-up of helpful strategies, cool shortcuts and practice pages.

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 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