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.

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.

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.

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.

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.

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.

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