Year, month, week, day

This animation teaches how to read a calendar. How to locate and read a date on an annual calendar.

It is also possible to drag the square "day" to count a duration. This tool shows that there are 365 days in a year (sometimes 366) and 7 days in a week but that there is a variable number of days in a month.

The Quiz section allows the student to test his knowledge. Click on the question mark to get the answer, or even click anywhere else to move the question.