Activities for the Abacus: A Hands on Approach to Arithmetic

by Joan A. Cotter Author

(from www.rainbowresource.com) A very complete manual to help you to use the AL abacus to provide hands-on experience for children in numeration, adding, subtracting, multiplying, dividing, etc. Use with correlated worksheets that guide students through the process. Clear drawings show how abacus is to be used. Reproducible.