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| Number | Title | Issue Date |
| 7413440 | Hundreds board device and method Hundreds board device comprising a first member having thereon a series of consecutive natural numbers arranged in a ten by ten number array consecutively numbered from one through one hundred; a second member superimposed on the first member and including an array ... | 08/19/2008 |
| 7364431 | Educational game A multiplication game consisting of a perforated game board in which the assemblage of perforations forms a rectangular matrix. In a horizontal row of numerals printed on the rim of the board the numerals increase evenly in value from one end to the other end, and b... | 04/29/2008 |
| 7335120 | String tension identification device and method A racquet string tension identification device and method for mounting on a stringed racquet utilizing a color coding system to denote the original string tension range in tens of pounds and having nine indicia areas with the number of additional pounds of tension t... | 02/26/2008 |
| 7220126 | Educational mathematics game There is shown card game apparatus and method of play for use in educating children in basic mathematical concepts, the apparatus including a six-sided mathematical function indicator, such as a die, used in combination with two sets of cards, the function generator... | 05/22/2007 |
| 7156398 | Card game and deck for use therewith A game system including twenty-four cards, each respective card having respective top and bottom portions, each characterized by the following respective first and second suit-rank pairings: Ace of Spades and Nine of Hearts, King of Spades and Ten of Hearts . . . Ni... | 01/02/2007 |
| 7097174 | Method and device for playing a game using remainder values The present invention relates to a method of playing a game in which a guess is made of a number value of a remainder. A total point value is determined from game pieces given to a player. A number value of a remainder is determined by dividing the total point value... | 08/29/2006 |
| 7080982 | Information display media with concealable portion A flash card or other type display member is disclosed in which one or more display surfaces are provided for displaying a first indicia, preferably educational indicia. A flap is provided on display surface for optionally revealing a second indicia associated with ... | 07/25/2006 |
| 6910893 | Card game for learning A card game for learning entails competitive play between players. As the game proceeds, the winner of a match must recite out loud the facts of learning printed on the playing cards. The game repetitively exposes the players to facts in a given subject area such as... | 06/28/2005 |
| 6814579 | Method for educating children The method uses vehicles as mascots for different subject areas. Each vehicle is named after a subject area and is decorated. The vehicles serve as a means to generate enthusiasm for the subject areas. Each car has its own color combination corresponding to a given ... | 11/09/2004 |
| 6758675 | Base ten primary teaching kit A kit containing an Instructor unit sized for presentation to a group and multiple Child training units both set up to allow students to visually model and relate addition, subtraction, multiplication, and division in primary mathematics. The manipulative units incl... | 07/06/2004 |
| 6695618 | Multiplication game A multiplication game teaches and enforces basic multiplication tables for players, while providing an enjoyable and competitive activity for the players. The game includes a game board having a rectilinear matrix of playing positions thereon, with at lea... | 02/24/2004 |
| 6595778 | Base ten primary teaching kit A kit containing an Instructor unit sized for presentation to a group and multiple Child training units both set up to allow students to visually model and relate addition, subtraction, multiplication, and division in prinmry mathematics.... | 07/22/2003 |
| 6575755 | Fraction circle A mathematical teaching aid includes a plurality of sectional pieces representing fractions of a circle. The pieces are preferably colored corresponding to respective fractions, wherein fraction pieces having a prime number denominator are of primary colo... | 06/10/2003 |
| 6575754 | Device and method for teaching mathematical properties associated with even and odd numbers A concrete manipulative for teaching the properties of odd and even numbers. The manipulative includes an elongated channel having end walls at each end, and a plurality of rods that fit at least partially within the channel. The rods are in two sets of d... | 06/10/2003 |
| 6206372 | Magic squares game An educational and recreational apparatus and method having a background grid defining a matrix having a plurality of individual cells, and a plurality of elements each having a first surface, with indicia disposed thereon, said elements being removably d... | 03/27/2001 |
| 6102401 | Game of numbers and colors A method of playing a game of numbers and colors. In this game method, a new higher level of player strategy is introduced by way of players privately possessing numbered and colored objects for the duration of the game, in contrast to existing mathematic... | 08/15/2000 |
| 6056553 | Apparatus for math teaching and self-learning A math playing and training system is disclosed. The system comprises two sets of playing pieces, each having a pair of numbers on both sides. The first set has ten pairs of numbers with each pair having a number on the back one number less than that on t... | 05/02/2000 |
| 5876212 | Apparatuses and kits for teaching mathematics A method and apparatus of teaching mathematical problem solving includes using a series of containers, each consisting of an inherent problem requiring the use of mathematical skills for solution. The series of containers meets all conditions for the teac... | 03/02/1999 |
| 5769639 | Multi-educational device A self-corrective, reversible device comprising a handled, slotted framework, on each side of which the top frame is imprinted with inverse mathematical symbols, below which is a number line from one through ten in ascending and descending order. Below th... | 06/23/1998 |
| 5704790 | Methods of playing games which enhance mathematical understanding A game for enhancing mathematical skills is played in the a classroom with teams of players or individual players. In accordance with one embodiment, the game utilizes a branched lattice having a central starting point and a plurality of terminal points. ... | 01/06/1998 |
| 5653594 | Educational toy for learning multiplication An educational toy which includes a base board having lines of female mounting portions longitudinally disposed at the first, third, fifth, and six lines and a line of signs of multiplication longitudinally disposed at the second line and a line of sings ... | 08/05/1997 |
| 5645431 | Teaching apparatus and method for visually representing mathematical expressions An apparatus and method for teaching mathematical expressions includes a plurality of four-sided members that represent the variables of factors of a mathematical expression. Each four-sided member has a different area representing a different variable in... | 07/08/1997 |
| 5571019 | Apparatus and method for teaching concepts of mathematics A system for teaching the basic concepts of mathematics utilizing a ball or the like having situated thereon certain mathematical problems and solutions, each such problem having framed thereabout certain colored geometric symbols, the symbols indicating ... | 11/05/1996 |
| 5545042 | Learning board in combination with solution lists A learning board preferably utilized for teaching both mathematics and non-mathematical subjects. The learning board comprising a playing surface with multiple receiving areas, a plurality of board pieces, a plurality of solution lists, and a plurality of... | 08/13/1996 |
| 5520542 | Games for enhancing mathematical understanding A game for enhancing mathematical skills is played in the a classroom with teams of players or individual players. The game utilizes a branched lattice having a central starting point and a plurality of terminal points. The lattice is placed on the floor ... | 05/28/1996 |
| 5423682 | Numbering system teaching aid A teaching aid for teaching young children counting in the tens numbering systems, in which four side by side stacks of nine blocks are each slidable on respective rods held in a frame, each of the nine blocks having one face of each block in the stack im... | 06/13/1995 |
| 5395245 | Elastic pattern abacus and tool for changing arrangement of abacus beads The elastic pattern abacus relates to educational counting devices for learning basic number and arithmetic concepts. The present invention introduces a new flexible medium for threading and holding counters (beads or blocks of any shapes) in a sequence, ... | 03/07/1995 |
| 5334026 | Manual sliding calculator An early age abacus type teaching device comprising a rod having movable counters thereon with corresponding sequentially spaced numerals therealong whereby the numerals are utilized to represent the calculation of the preceding manipulated counters and t... | 08/02/1994 |
| 5242171 | Game cards for playing a game and for learning arithmetic A set of game cards includes a plurality of first cards respectively indicating each number from 1 to 9, and a plurality of second cards each indicating a figure generated by multiplying together figures, respectively indicated on arbitrary first cards. T... | 09/07/1993 |
| 5219289 | Mathematical teaching aid A mathematical teaching aid or game comprising a background grid having components and subcomponents each positioned within individual cells of the grid so that many mathematical arrangements and concepts can be displayed. Each component has a face color ... | 06/15/1993 |
| 5167505 | Educational aides and methods An educational aid and educational method for teaching pattern recognition and numerical skills to young children. The aid includes plural groups of game pieces each incorporating a different number of game pieces, the game pieces in different groups bear... | 12/01/1992 |
| 5149269 | Manual teaching calculator An arithmetic teaching device consisting of a rod having hand movable spaced collars slidable thereon and having sequentially spaced numbers therealong corresponding to the collars whereby the numbers indicate visually the arithmetic calculation of precee... | 09/22/1992 |
| 5114346 | Teaching means The invention comprises three-dimensional characters, i.e., letters and/or numerals, which have discretely colored indicia thereon to distinguish left-hand and right-hand sides of the characters, so that a student of writing and/or reading will know how t... | 05/19/1992 |
| 5083793 | Multiple choices mathematical game apparatus A mathematical game apparatus includes a game board having a plurality of concentric circles providing paths or playing paths divided into a plurality of sections, each section being provided with indicia (numerals) therein for the purpose of having the p... | 01/28/1992 |
| 5066234 | Educational toy and method therefor An educational toy for use in teaching a child the concepts of geometrical shapes, color, numbers, and sets of numbers. The toy includes a small can for storing the clips, and a large can for storing the small can, and a cover for the large can. The clip ... | 11/19/1991 |
| 5018976 | Teaching system for enhancing the learning of sets of facts A flash card type of teaching system includes problem cards that are divided into sets by color coding. A key card that is in view of the student(s) contains answer information that is also color coded to assist the student(s) in choosing the correct resp... | 05/28/1991 |
| 4971560 | Teaching aid and method for improving memorization of fundamental facts in the form of equations A teaching aid for increasing the memorization of a large number of equations comprising a front cover having a vertical column of horizontally disposed completed equations visible thereon and which front cover forms a cut out portion adjacent the vertica... | 11/20/1990 |
| 4968255 | Electronic instructional apparatus An electronic instructional apparatus is provided wherein the operator engages in exercises in spelling, arithmetic and associational exercises by responding, in part, to audible prompts provided by the apparatus in the form of requests and/or questions t... | 11/06/1990 |
| 4892484 | Interconnecting toy An improved interconnecting toy which, through its various uses, provides various educational experiences to the user and which comprises a game piece (1) with joined tubular members comprised of connective ends; and which comprises a game piece (2) with ... | 01/09/1990 |
| 4838794 | Metric block toy A metric block toy comprising ten blocks of varying colors, each block being a one tenth of a meter cube, and having indicia designating ten centimeter increments along one edge of each block, together with other legends designating the length of the edge... | 06/13/1989 |
