Numbers On Your Fingers

Learn about the world of numbers by looking at your own fingers.

by Dennis Goldwater

Young children through adults can experience the joy of discovery,
learning to recognize relationships among their fingers
that provide extremely deep insights into the nature of numbers.

The following courses are now available, or are in development:

Arithmetic Series
In this series of courses, learn simple relationships among your fingers that will teach you a SIMPLE way to do arithmetic on your fingers, with numbers up to 100.

1. How To Add On Your Fingers

2. How To Subtract On Your Fingers

3. How To Multiply On Your Fingers

4. How To Divide On Your Fingers

Counting Series
In this course, learn various ways to count on your fingers.

1. How to Count To 10
On Your Fingers

3. How to Count To 60
On Your Fingers

2. How to Count To Almost 150
On Your Fingers

4. How to Count To More Than 1,000
On Your Fingers

Numeral Series
In this series of courses, explore your fingers to learn about various types of numerals in use today and to understand why they have the shapes that they have.

1. Roman Numerals

2. Arabic Numerals

3. Chinese Numerals

Memorize the Calendar
Learn how to calculate, quickly and in your head, the day of the week for any date on the modern calendar.

How to Memorize the Calendar

Other topics to be added later