math problems for every day of the year

The Mathematics Calendar 2007: Discovering the Beauty, Intrigue and Influence of Mathematics

Along with an interesting topic to learn about each month, problems of different skill levels are given for every day of the year. The diligent problem solver will quickly observe that the answers to the problems are the same as the date. Still often it is quite a challenge to determine why that is the answer!

Topic: math
Age Level: middle school
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