Toy and teaching aid combination

Education and demonstration – Mathematics – Arithmetic

Patent

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Details

434208, G09B 1992

Patent

active

051202263

ABSTRACT:
A toy includes a casing having a number of holes formed in an upper surface. A board which has a number of symbols printed on an upper surface is insertable into the bottom of the casing. A number of blocks, each can be inserted into a hole. An opening is formed in each of the blocks. A tongue is formed on each of the blocks and is engageable within the opening of another block so that the blocks can be assembled together. A numeral is printed on each of the tongues. Children can select and insert a block into a hole which has a numeral identical to that of the block so that the toy can also be used as a teaching aid.

REFERENCES:
patent: 2809443 (1957-10-01), Hospodar
patent: 2892267 (1959-06-01), Harvey
patent: 3229388 (1966-01-01), Smith
patent: 3403460 (1968-10-01), Barrows
patent: 3414986 (1968-12-01), Stassen

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