Abacus, the (Second Edition)

Duration: 11 min

Color: color

Description: Reviews the development of counting techniques. Show children using an open-end abacus for grouping in addition and regrouping in subtraction. Also shows the use of a removable stick as a zero, or place holder. Relates number values to money values. Suggests trying out the ideas shown.-A VF.

Metadata Source:Catalog of Classroom Teaching Films for Georgia Schools, No. 10 (Georgia Department of Education)