Although there is more to learn about money than how to count coins and bills, the subject is largely ignored in most middle and high-schools.
Pennies, nickels, dimes and quarters: can you count them? Can you give change? Money-counting skills require practice, and these online money-counting games make it fun.
What makes one paper airplane better than another? Should we judge our paper planes on ease of construction, length of flight or distance traveled? Personally, I vote for the fun factor. And hopefully, you'll have plenty while visiting this week's paper a
From Alex's gallery of two dozen paper airplane designs, visitors have selected the Dragon Plane and Paper Helicopter as their favorites.
Joseph Palmer's planes are "designed to fly," not look like real airplanes.
More than 2,000 years ago, the Chinese were the first to use fiber from hemp and the inner bark of the mulberry tree to make paper. Today paper is of our most important industrial products. In the United States, we each use (on average) 660 pounds of pape
"Making your own paper is fun, easy, and a delightful project for the weekend.
For younger hands, MakingFriends.
Created by the Technical Association of the Pulp and Paper Industry (TAPPI), Paper University includes not just paper craft projects but also interesting science activities ("How Does a Paper Towel Absorb Water?") and an introduction to the ecology of pap
Paper money was first issued in the United States on March 10, 1862, and became legal tender by an act of Congress seven days later. Today, collecting paper money from around the world (also known as banknotes) is gaining in popularity. With a little imag
Cael Chappell has been collecting banknotes for fifteen years, and has written an excellent introduction to the hobby.
Every day the U.S. Bureau of Engraving and Printing prints approximately 22.5 million paper notes in denominations ranging from $1 to $100.
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