Puzzle forming an assembly of characters and a method for formin

Education and demonstration – Language – Alphabet letter formation – recognition – or sequencing

Patent

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273157R, 434159, 434406, G09B 140

Patent

active

055756581

ABSTRACT:
An assembly is provided having at least two sets of pieces representing characters of a known set. The pieces may be connected to form an assembled puzzle of the pieces wherein the completed assembled puzzle arranges the puzzle pieces in a known order for a known set. Preferably, the pieces are letters of an alphabet wherein one portion of the puzzle pieces are lower case letters of the alphabet and another set of the puzzle pieces are upper case letters, of the alphabet. The lower case letters fit into the upper case letters to complete the upper case letters, and the upper case letters fit into another conventional puzzle piece which, following assembly of the conventional pieces, place the known set of characters in the known order.

REFERENCES:
patent: D212242 (1968-09-01), Paulus
patent: D273964 (1984-05-01), Roth
patent: D321381 (1991-11-01), Slayton
patent: 784888 (1905-03-01), Reisner
patent: 1230263 (1917-06-01), Alexander
patent: 2013395 (1935-09-01), Wood
patent: 3280499 (1963-10-01), Studen
patent: 3853321 (1974-12-01), Claffie
patent: 4353700 (1982-10-01), Volakakis
patent: 4361328 (1982-11-01), Stein et al.
patent: 5074794 (1991-12-01), Von Hagen
"Visual and Tactile Discrimination Puzzles", Educational Design Associates, Inc. (Catalog), 1973, p. 2.

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