Play the role of president. This series poses critical thinking in a playful what-would-you-do way. Scenarios leverage reading, thinking and writing skills while engaging kids in modern government.

Cultivate critical skills in language arts with the help of this workbook!

Algebraic thinking is a central component for 5th grade math. In this series, practice identifying number patterns, plotting on a coordinate grid, and solving for x in a variable expression.

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.

Oh no super heroes and villains on the loose! Only your child's writing skills can solve the mystery and save the day. Perfect for extremely imaginative kids, this workbook keeps thinking on its toes.

Reading without the bah-humbugs: take a look at "A Christmas Carol" with story pages young readers can bring to life with color, and step-by-step analysis pages to get them thinking.

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

Reading and writing: You can't have one without the other! Get familiar with every facet of literature in this workbook. It's packed with literary analysis activities.

Why does the earth spin? How is a rainbow formed? Feed the flame of curiosity in your child, and find out the answers to some of those age-old questions about how the world works.

Reading informational texts is a crucial part of education. This series can help your child think critically about U.S. history. He'll respond to passages, analyze events and learn new vocabulary.

Whether by sea or by land, kids will sharpen 5th grade geometry skills in a fun way with this workbook.

If your child loves math puzzles like KenKen or Sudoku, she'll enjoy these mind-bending exercises! Practice multiplication, division and even some algebra with these puzzles.

This workbook will challenge your fourth grader with math formulas, shapes practice and angle activities. Kids will also learn how to find areas and perimeters, classify triangles and calculate time.

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.