Multiple purpose teaching device

Details Multiple purpose teaching device Multiple purpose teaching device

1977-07-20

1978-12-12

Schaefer, Robert K.

58 50R, 58127R, 35 283, G04B 4500

Patent

active

041289900

ABSTRACT:
A color and time teaching device having a base with different colored sectors thereon. Tethered pegs of matching color are insertable into each base sector. Simulated clock on the base underside is manipulated by controls extending upwardly through the base and a base mounted post.

REFERENCES:
patent: 3593515 (1971-07-01), Schockner

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