Abacus

What is this?  Where did it come from? How was & is it used?

Lets find out...





Now after observing this pictures... do you have any idea???
Is it a mathematical device?

A Brief History

Fascinating Facts

Lets try Virtual Abaci

I hope you find this interesting because we will make our own in class:)  We will use different materials but please take a look at the tutorial so we can go straight to work in our class!!
Have fun learning!!
Miss Noelle

How to make an Abacus