When did you first start using an abacus?

You probably used it when you were in school or college.But if you didn't, you probably still use it for some work today.Now, the word 'abacus' has become synonymous with all kinds of things that you don't normally associate with an object.But, it was actually invented in 1723 by Johann Georg Bernoulli, a French chemist.Bernoulli made the first modern abacus in 1730, and by 1750, it had become a...

How to Get the Most Out of Your Holiday Calendar

Holiday seasons are here, and if you have a special need for a calendar, there are plenty of ways to take advantage of it.Whether you're looking for something fun for your friends or family, you can find calendars that are perfect for a party or an outing.Whether it's a calendar for a busy year, an easy way to plan for your birthday, or a simple way to get organized, you're sure to find a gift...