Math teaching aid

Details Math teaching aid Math teaching aid

1976-05-04

1978-03-14

Grieb, William H.

G09B 1902

Patent

active

040783189

ABSTRACT:
A math teaching aid device comprising a base structure having upright guides and supports extending vertically therefrom for holding instructional cards for indicating the type of math problem to be taught and solved, together with a gravity operated pointer structure and appropriate guides therefor. Stackable blocks are aligned and contained within portions of the guide structure for association with the charts and the pivotably mounted pointer. As the device is arranged a student being taught simple arithmetic may by counting the number of blocks stacked on the device and in association with the appropriate indicator cards may verify the correct answers to the math problems being solved. This will effectively help the student in learning the correct math.

REFERENCES:
patent: 1548601 (1925-08-01), Hoeft
patent: 1950072 (1934-03-01), Townsend
patent: 3708892 (1973-01-01), Graf

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