Title: Teaching and measuring box

Abstract: A device for developing and also determining the ability of a child or adult in solving a logical problem; the device in its most elementary form consisting of a closed rectangular box having a transparent front side to allow observation inside, the box having an opening near a pair of diagonally opposite corners so a reward such as a candy or the like is dropped through one of the openings into the box interior after which the opening is closed, and a player then attempts to shake the reward out of the other opening in a minimum time and claim the reward.

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Inventors: Waggoner, Burnal E.
Spector, George

Application Number: 576843
Filing Date: 1975-05-12
Publication_date: 1976-09-14
Assignee:
Primary Class(es): 434/433 273/153R
Other Classes:
US Patent Ref:

2729020	Jan, 1956	Frampton	273/153.
3406971	Oct, 1968	Koff	273/109.
3653661	Apr, 1972	Leonhart	273/85.

Other Refs: 2,359

Mar, 1892	UK

Primary Examiner: Grieb, William H.
Assistant Examiner:
Attorney: