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Mathematics is often referred to today as the "science of patterns." But has this always been true historically, or is this something that happened in recent times? The question is discussed here with reference to the work of Euclid and Jacob Steiner.
A horse, halving its speed each day, travels 700 miles in 7 days. How far does it travel each day?
An image of the calendar, together with instructions for its use
This is the title page to the 1811 edition of the Descriptive Geometry of Gaspard Monge (1746-1818). This book deals with methods for representing three-dimensional objects in two dimensions. It was written to accompany Monge's courses at the Ecole Polytechnique in Paris.
A railway train strikes a snowdrift which creates a constant resistance. How long does it take the snow to stop the train?
Original source material from seventeen mathematicians, with commentary by Stephen Hawking.
A farmer sold a team of horses for $440, but did not receive his pay for them until 1 yr, 8 mo after the sale. He had at the same time another offer of $410 for them. Did he gain or lose by the sale and by how much, money being worth 6%/yr?
The king of France entered into a battle and was defeated. How many soldiers did he have before he was defeated?
A song for Pi Day.
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?

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