The Corps of Discovery kept journals on their two-year-long journey. This workbook challenges kids to flex their spelling and grammar skills while reading about the trip in the words of the men.

In this workbook, kids will practice geography skills, read up on US history, and learn a little city trivia while they're at it. Perfect for backseat entertainment!

This workbook helps kids transition from âlearning to readâ to âreading to learnâ by offering spotlights on different cities. It covers history, important landmarks, and fun facts.

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.

Step back in time with this workbook that helps the youngest historians understand the difference between long ago and today.

This workbook explores the myths, science, and history of our efforts to understand the skies with light reading. Introduce kids to gravity, moon phases and stars with basic activities and stories.

Learn all about the Revolutionary War with this exciting history 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.

Learn about presidents Washington, Lincoln and Obama. Reading quizzes, writing in academic formats, color-by-numbers, history timelines and designing monuments: This workbook has it all!

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.

Your child will have a blast familiarizing herself with months and dates in this workbook. Fill-in calendar pages make it perfect for anytime of the year; rain or shine.

This workbook is swift to get through, much like the mushers who participated in The Great Race of Mercy. Through reading passages and math problems learn about the event that saved lives.

Learn about westward expansion and the people and event that shaped the American West in this fascinating workbook! 

American history gets a graphic-novel makeover in this workbook. Look at Paul Revere's ride with the famous poem, plus a comic that your child can complete about the real events of the midnight ride!

Learn the lay of the land with a comprehensive breakdown of Earth's landforms. From buttes to fjords, kids will learn all the terminology and science behind the amazing structures of our planet.

These supplemental sheets take Colonial American history for a spin. Imaginative writing prompts and fact sheets for historic figures can be a fun complement to research projects.

Write, rhyme, repeat! Kids can review and memorize the 50 state capitals with this series of brain teasers, flashcards and trivia.

From purple mountains majesty to the shining seas, learn to recognize the U.S. symbols with this comprehensive book. With coloring, fun activities and facts, kids can embrace their American heritage.

Learn about workers who serve the neighborhood. With coloring, cut-and-paste, and I-spy pages kids will be busy having fun while exploring social studies topics of community, jobs and needs.

This book is about family, big or small! Use it to help kids jot down notes about where their first name came from, where family has been and learn to ask questions in an interview.