MathAbacus.com offer

If you're interested, I just got word that MathAbacus.com is having a Package sale: 3 books and 1 abacus for only US$35.90. This includes shipping and handling charges.

MathAbacus.com sells workbooks to go along with the abacus method of learning basic arithmetic.

The offer will only last till October 31, 2006.

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