The clock is one of the oldest human inventions, it's used to indicate time. There are different types - they can be classified by the type of time display: analog, digital, auditory. Analog clocks usually indicate time using angles, a circular scale of 12 hours, which can also serve as a scale of 60 minutes, and 60 seconds. Digital clocks display a numeric representation of time - the 24-hour notation with hours ranging 00–23 or the 12-hour notation with AM/PM indicator. Auditory clocks present the timeas
sounds. The sound is either spoken natural language, or as auditory codes like number of sequential bell rings on the hour represents the number of the hour. Clocks are in offices, homes, cars, web pages and many other places. Get web clock for free, use it in your blog or web site - that will make your space special.