Give the subject of energy a zap! This workbook offers a brief overview of energy, its sources and uses. With clear vocabulary and illustrations, it's a great introduction to what fuels us.

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

This workbook is packed with challenging third grade spelling words that your child can practice writing and applying to his or her vocabulary.

This fraction workbook covers fraction equivalents, simplification, adding and subtracting and improper fractions.

The reading and writing practice in this workbook will get kids thinking about all the different parts that go into a good story, like vocabulary, structure and sequencing.

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

Embark on a worldwide animal safari with this nature-lover's workbook! Learn about animal habitats, endangered species and more, all while honing reading comprehension skills.

Get acquainted with the original GPS...maps! This geography workbook goes over all the fundamentals of finding your way, from cardinal directions to map scale, landforms and more.

This workbook makes grammar practice fun for your child by applying it to games and storytelling.

Fractions and decimals are way more fun when you apply them to real life scenarios, like parties, food and pets! This workbook teaches kids all about splitting up numbers.

Find your inner musician with this fun-filled workbook all about music. Read about the history of different music genres, and learn to read music on the piano and guitar too!

Elevate your language skills in this exceptional workbook!

Children learn about a variety of aspects of Native American life and culture in this social studies workbook.

This workbook offers a good range of multiplications activities to strengthen your third grader's math muscles.

Exponentially expand your math skills in this excellent workbook!

Upgrade your language arts abilities in this effective workbook!

Step up your math abilities with this foundational workbook!

Allow your language skills to advance in this amazing workbook!

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

Your child may be able to read a clock, but what about the passage of time? This workbook is all about elapsed time, and how to both estimate and calculate how much time has passed in between hours.

Step up your skills in language arts in this stellar workbook!

Make book reports a breeze with this workbook that contains plenty of pages for kids to thoroughly investigate and write about a book.

Add to your math skills with the help of this varied workbook!

This workbook enhances reading comprehension skills and spelling with a fun collection of word searches covering geology, food, animals and historical figures.

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

See your language skills skyrocket as you complete this engaging workbook!

There are nuggets of California history in this here workbook! The California Gold Rush sets the stage to practice reading and social studies skills.

Approach spelling from another angle with this brain teasers workbook. It touches on a mix of subjects from U.S. geography to a bit of science.

This workbook deals with more advanced forms of measurement, including pre-geometry concepts like perimeter and area, and data skills like graphing and charting.

This workbook helps rising fifth graders brush up on key skills from fourth grade so they're ready to start fifth grade!