Didactic aid for the teaching of any number system

Details Didactic aid for the teaching of any number system Didactic aid for the teaching of any number system

1984-11-20

1986-04-29

Grieb, William H.

Education and demonstration

Mathematics

Base conversion or use of base other than ten

434195, 434207, 434210, G09B 1902

Patent

active

045854190

ABSTRACT:
The instant invention relates to an aid for the carrying out of a didactic game in order that any (n) based number system may be learned.
It consists of a series of containers decreasing in size, each containing an (n) number of smaller containers which are equal to each other; the smallest container holds an (n) number of pieces each representing a numerical unit. A desk is provided with colored squares or frames arranged in such a way that the last square (frame) on the right is of the same color as the unit of the first order, the penultimate the same color as the unit of the second order and so on.

REFERENCES:
patent: 1471437 (1923-10-01), Wood
patent: 1826034 (1931-10-01), Williamson
patent: 2804699 (1957-09-01), Robinson
patent: 3280480 (1966-10-01), Rice
patent: 3464123 (1969-09-01), Hurtig
patent: 4176474 (1979-12-01), O'Sullivan

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