Take a trip across the United States to learn geography! This guide is full of trivia, fill-in-the-blank maps, and very basic latitude/longitude practice.

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.

These vocabulary worksheets will introduce kids to the wide world of words and get them excited about learning new skills through reading.

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.

Celebrate the Summer Olympics with this activity book. Learn some history, get to know Olympic athletes and ready yourself with all the tools you need to host your very own backyard games!

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.