I first encountered Pascal’s triangle on a worksheet my older brother brought home from school when I was in eighth grade. At the time, I was taking geometry (with a teacher who had a cool pair of ...

Watch as Vi creates patterns, using Pascal's Triangle to explore relationships in number. See what happens when she circles the odd numbers. What rule does she use to create the final pattern?

And not only is it useful, if you look closely enough, you’ll also discover that Pascal’s triangle contains a bunch of amazing patterns—including, kind of strangely, the famous Fibonacci ...

The relatively simple arrangement of numbers known as Pascal’s Triangle contains many numeric patterns, such as triangle numbers, binominal coefficients, and the celebrated Fibonacci sequence.

Zalman Usiskin, Perfect Square Patterns in the Pascal Triangle, Mathematics Magazine, Vol. 46, No. 4 (Sep., 1973), pp. 203-208 ...