Number sentences make more sense when picking apart fact families and putting them back together! This colorful workbook helps kids make connections between addition and subtraction.

It's fact vs. opinion statements about interesting animals in this workbook. Kids will also think about how diagrams and images help clarify reading passages.

The world is full of amazing creatures! Learn about a few from around the globe, as your child hones reading skills in this fact-filled workbook.

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.

Set sail for adventure with this book that offers an exercise in geography and essential nonfiction reading skills. Each page contains information and a fact-finding activity, with quizzes at the end.

Can you read 100 books in a day? Run a mile in 30 seconds? Kids can compare fact and fiction with Pecos Bill, Paul Bunyan and others to learn about story structure, character analysis and hyperbole.

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

This workbook gives first graders lots of practice with subtraction and shows its relationship to addition.

This workbook gives first graders lots of practice with addition and the various concepts within the addition family.

Boost reading skills while learning about earth sciences in this engaging fifth grade workbook!

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.

Let your voice be heard! This workbook challenges kids to express their opinions. But more importantly, they'll learn how to support opinions with good evidence and facts.

Electrons and currents, this is electrifying science learning! From Tesla to Frankenstein here's a fun spin on electricity and magnetism coiled into one readable book of facts and ideas to try.

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.

Explore nonfiction with this set of short and sweet facts on notable people, places and events in history. Young readers can practice taking notes, answering questions and analyzing primary sources.

What on Earth? This reading comprehension work revolves around facts and myths about our own planet. Extend your child's reading skills and help ideas take root with this down-to-earth workbook.

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.

Earth's neighbors have landed: the planets that is! Your child can make his way across our solar system, planet by planet, learning interesting facts like any good astronaut, and making a 3-D mobile.