John Napier was a Scottish physicist, mathematician, and astronomer who usually gets the credit for inventing logarithms. But his contributions to simplifying mathematics and building shorthand ...

Napier’s method of multiplication is a method used to multiply large numbers when you do not have a calculator. Draw a 2 by 2 grid to multiply a 2-digit number by another 2-digit number. Label the ...

You might be confused about the Common Core, but this fourth grader isn't. Watch Savanna Burris of Meadow Homes Elementary in Concord, California breaks down the "box method" of multiplication — in ...