If your child thinks camping in an RV is "roughing it", just wait until he hears what Lewis and Clark went through!

Learn about the foundational process of American democracy in this essential worksheet!

History buffs, here's a sheet that will teach you all about Fort Des Moines, an important military training site during WWI and WWII.

What is a plateau? What's the difference between a butte and a mesa? Look at these three land forms and learn to tell them apart with this worksheet.

The origin of Valentine's Day is a mystery made up of legends and history. Learn about the possible origin of Valentine's Day in this Venn diagram worksheet.

Help your child visualize the passing of time in this easy timeline craft.

Step right up to the most famous wall on Earth! Spanning nearly four thousand miles, the Great Wall of China is one of the oldest wonders of the world.

Children read a brief biography of world renowned opera singer Marian Anderson, then answer a series of reading comprehension questions.