The time measurements are performed in the sexagesimal system, the base is the number sixty, for example, 60 seconds for a minute, and 60 minutes for one hour

A clock face, without clock hands, with indications for twelve hours overlapping with the indications of the sixty minutes. It includes the numbers corresponding to four hours, twelve, three, six and nine

00: 30 and 12:30, the clock indicates that it's half past twelve, thirty minutes after midnight or noon

00:15 and 12:15, the position of the hands of this clock tell us that it's quarter past twelve, fifteen minutes after noon or midnight

11:30 and 23:30, it's half past eleven, thirty minutes after eleven, an educational sheet to learn the hours on the clock, includes the hours in digital format coloring page

More Learning clock coloring pages