Patent ID: 6402522
Filing Date: 2002-06-11
Classification: G09B

Abstract:
A workbook with movable colored tabs for teaching children, comprising:a booklet containing a plurality of pages each having a front surface and a back surface, said front surface displaying exercises comprising a number of problems and a number of selectable color-coded answers, said back surface displaying an answer key comprising a colored linear pattern of a number of colored symbols corresponding to said number of problems on said front surface, each of said colored symbols representing the color of a correct answer to one of each of said number of problems, and a separate flat answer card comprising: a card having a plurality of pairs of holes, each of said pairs of holes having vertically positioned upper and lower holes and being numbered in consecutive order, said pairs of holes being arranged along a top edge of said card such that intervals from one pair of said vertically positioned upper and lower holes to the adjacent pair of said vertically positioned upper and lower holes correspond respectively to intervals from one of said colored symbols to the adjacent colored symbol on said colored linear pattern on said back surface, and a plurality of plastic flexible movable tabs being colored the same as the colors of said selectable color-coded answers, being removably inserted into said pairs of holes, and being visible above said top edge of said card, whereby upon completion of a particular problem on said front surface the tab of the color of the selected answer is inserted into a particular pair of holes corresponding to said particular problem so that a correct answer or an incorrect answer is determined by aligning said colored linear pattern on said back surface with a colored linear pattern created by visible parts of the colored tabs on said separate flat answer card.