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!

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.

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.

Bring good tidings and cheer all winter with a winter break fun pack! Complete with a deck of playing cards, puzzles, drawing prompts and more, this mash up of brainteasers will keep boredom at bay.

Nature documentaries might make the animal world seem graceful, but it's actually pretty gross! Explore all the icky, sticky and smelly things animals do to help each other survive in the wild.

Get math practice off the bench to calculate percentages, read graphs, add fractions and round decimals to bring math skills all the way home. This book knocks one out of the park for baseball lovers.

Challenge kids to think outside the digital box with these analog clock worksheets. Draw the time, write it in words, do match-ups and more. Kids will look at the hour, half-hour and quarter-hour.