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Illustration of a counting board in Strasbourg
I am a brazen lion; my spouts are my 2 eyes, my mouth, and the flat of my foot. My right eye fills a jar in 2 days, my left eye in 3, and my foot in 4.
On an expedition to seize his enemy's elephants, a king marched 2 yojanas the first day.
An official asks a woman why she has so many bowls to wash. The woman explains that she had dinner guests who ate meat, rice, and soup. Judging by the number of bowls, how many guests were there?
A series of circles have their centers on an equilateral hyperbola and pass through its center. Show that their envelope is a lemniscate.
The Joint Mathematics Meetings are being held in New Orleans, LA from January 5-8, 2007.

The author shows how teachers can use Leonhard Euler's original works in the classroom to explore Euler's famous polyhedral formula,
V + F = E + 2.

The king of France entered into a battle and was defeated. How many soldiers did he have before he was defeated?
As for a square piece of land that amounts to 100 square cubits, if it is said to you, "Cause it to make a piece of land that amounts to 100 square cubits that is round," what is the required diameter?
A barrel has various holes in it. The fist hole empties the barrel in three days...