Child's learning calendar

Details Child's learning calendar Child's learning calendar

1988-09-08

1989-09-05

Grieb, William H.

Education and demonstration

Telling time or calendar reading

434238, 434340, G09B 1900

Patent

active

048633860

ABSTRACT:
A child's learning calendar is set forth to enable a child's association of various shapes and recognize same and simultaneously gain understanding of the sequence and passage of days of the week. The calendar includes seven pairs of matched cards associating a day of the week with a predetermined configuration wherein the cards are each formed at respective engaging edges with extended elecrical contacts whereby positioning of the appropriate and predetermined matched pairs of cards within a pair of overlying compartments, the proper positioning of electrodes will complete an electrical circuit to illuminate a light bulb pair to indicate proper matching of the cards.

REFERENCES:
patent: 2512485 (1950-06-01), Cougias
patent: 3389479 (1968-06-01), Gross

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