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| Number | Title | Issue Date |
| 7354272 | Manipulative tile as learning tool An arithmetical manipulative device comprises a plurality of tiles, each tile having an upper surface, a lower surface, a first end and a second end, and a connector member for connecting the first end of one tile to the second end of a neighboring tile. The connect... | 04/08/2008 |
| 7052279 | Ten-frame subtraction system A ten-frame subtraction system for teaching subtraction skills of the present invention preferably includes at least one card and at least one tile. The card has a positive numerical representation thereon represented by a corresponding quantity of graphical represe... | 05/30/2006 |
| 7014468 | Visual teaching aid An aid for teach addition and subtraction comprises a single counting member representing a single digit, and consecutive sets of counting members progressing numerically from two members to ten members. The members of each set are interconnected for pivotal displac... | 03/21/2006 |
| 6971649 | Zero-sum tiling game A zero-sum tiling game. A plurality of “domino-like” game pieces include indicia viewable on the top surfaces of the game pieces that correspond to one, or the other, or both of two halves of the game pieces. The indicia forms a binary set. The indicia associate... | 12/06/2005 |
| 6951464 | Reading learning tool with finger puppets A reading learning tool which uses finger puppets having letters thereon is provided. The puppets could include pictures of objects corresponding to the sound of the letter. The finger puppets can be worn by a student and can be arranged to correspond to a word. The... | 10/04/2005 |
| 6926624 | Hockey practice system A hockey practice system for improving a hockey player's shooting skills in an entertaining manner. The hockey practice system includes a panel having a plurality of openings, a first support and a second support pivotally attached to the sides of the panel, and a p... | 08/09/2005 |
| 6926530 | Game apparatuses and methods for use in teaching the addition and subtraction of positive and negative numbers A game apparatus and a method for assisting in teaching the addition and subtraction of positive and, especially, negative numbers, are based on the Null Theory of Adding and Subtracting Positive and Negative Numbers. The apparatus comprises (a) a plurality of posit... | 08/09/2005 |
| 6884077 | Apparatus for math calculation and instruction An apparatus and method for teaching mathematics to children is disclosed. In one embodiment, the apparatus comprises a flat, ruler-like rod having expressed on one face a vertically arranged base-ten number line; lips at the ends of the rod; spaced-apart grooves on... | 04/26/2005 |
| 6716033 | System for teaching mathematics A system uses objects that can be combined to learn mathematical operations. Operand objects illustrate a numerical operand and an associated set of possible numerical solutions to operations performed on the operand number. Operator objects illustrate an operation ... | 04/06/2004 |
| 6609712 | Math manipulative educational learning game The present invention relates to a math manipulative educational learning game in which a plurality of rods are provided for use in various manipulative games designed to teach rudimentary arithmetic skills. In the preferred embodiment, the rods are of va... | 08/26/2003 |
| 6447300 | Educational card game An interesting educational game is provided which is fun, appealing, and effective to readily teach children arithmetic. The child-friendly educational game can include a set of playing cards. Each card can have a different graphical representation of one... | 09/10/2002 |
| 6336274 | Right angle graphing template A right angle graphing template useful for teaching students of various grade levels mathematical concepts, including concepts related to algebra and calculus. The template has first and second elongated ruler portions oriented perpendicular to one anothe... | 01/08/2002 |
| 6209875 | Domino playing piece system A new domino playing piece system for helping children learn and recognize numbers and animals. The inventive device includes a plurality of playing pieces with each playing piece comprising a display surface having first and second regions and a border b... | 04/03/2001 |
| 6142785 | Educational set of gloves An educational device and method is provided. Comprising a first glove having a first set of digits for receiving the fingers and thumb of one hand and a second glove having a second set of digits for receiving the fingers and thumb of the other hand. A f... | 11/07/2000 |
| 6129551 | Mathematical graph board A new mathematical graph board for teaching linear equations and linear inequalities. The inventive device includes a board having an outer peripheral edge. The board includes a pair of peg boards secured within the outer peripheral edge. The pair of peg ... | 10/10/2000 |
| 6062566 | Dominos-style mathematical operation game A dominos-style mathematical operation game is provided including a plurality of dominos each having a top face and a bottom face. The bottom face of each domino has a pair of equally sized sides each with a unique combination of a number indicia and a ma... | 05/16/2000 |
| 5980258 | Mathematical teaching apparatus and method A mathematical teaching apparatus comprising block elements that fit inside a block element container. The block element container will not close until the proper number of block elements are inserted. For teaching counting and addition concepts for a num... | 11/09/1999 |
| 5971269 | Computational teaching device A teaching device comprising a group of balls, a first counter, a second counter and a tray interconnecting the first counter to the second. The first counter represents the problem to be solved, and the second counter indicates the solution to the proble... | 10/26/1999 |
| 5951299 | Method for mathematical representation, manipulation and problem solving, and kit The present invention involves the use of numerical digits with markers and attribute tags as a means to represent quantities, facilitate mathematical manipulation, and solve problems. The given number of markers on each digit corresponds to the value of ... | 09/14/1999 |
| 5868393 | Method of playing a match game A match game is provided including a deck of rectangular cards each having a first face with a common design thereon and a second face. Each deck of rectangular cards includes a plurality of numeric cards with an English numeral positioned on the second f... | 02/09/1999 |
| 5749734 | Mathematical teaching apparatus A mathematical teaching apparatus comprising block elements having a front and back side, including indentations and protrusions to allow the blocks elements to stack. The block elements are inserted into a block element sleeve, which hold 10 stacked bloc... | 05/12/1998 |
| 5743741 | Math jigsaw puzzle An educational jigsaw puzzle (20) in accordance with a first embodiment of the invention including a plurality of substantially flat components (22) having various beginning members (23, 24). Beginning mathematical expressions (26, 27) located on componen... | 04/28/1998 |
| 5683252 | Multi-functional game and learning device The present invention relates to a multi-functional game and learning device. More particularly, the present invention relates to a multi-functional game and learning device which can be used as a general wood block stacking toy designed to educate and in... | 11/04/1997 |
| 5568924 | Supplemental card indicia idendifies like cards The purpose of this invention is to provide a means by which complementary expressions, viz., questions and answers, pictures and words, words and symbols, pictures and pictures, words and words, symbols and symbols, etc., can be placed on different cards... | 10/29/1996 |
| 5520541 | Apparatus for teaching numbers and mathematics The present invention is a method and an apparatus to teach students the relation of numbers and identical items to mathematics by having the students visually and manually associating numbers with items and the adding and subtracting of these items. The ... | 05/28/1996 |
| 5385473 | Display polyhedra having marked and unmarked paired opposing faces A polyhedra for emulating an object or other phenomena with marked surfaces, includes a plurality of faces, some with markings and some being blank. The surfaces are arranged about the polyhedra so that each marked face is opposite a blank face. The polyh... | 01/31/1995 |
| 5297965 | Mathematical and spatial toy apparatus A mathematical and spatial toy apparatus is arranged to include a grooved rack board arranged to receive individual block components to teach children the mathematical cumulative effect of such boards to provide rudimentary teaching in mathematical and sp... | 03/29/1994 |
| 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 |
| 5067725 | Number-sense card game The present invention, designed especially for preschoolers, is a number-sense card game comprising four decks of one, number, and word cards, representing the numbers from one to ten. As the players have fun playing cards, they name the one cards by coun... | 11/26/1991 |
| 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 |
| 5040987 | Educational aid for word and numeral recognition An educational aid for word and numeral recognition including a baseboard and sets of cards positionable on the baseboard in aligned relation to enable a student to recognize numerals, the value of such numerals and the definitive word for such numerals. ... | 08/20/1991 |
| 4979749 | Multi-use number board A multi-use number board including a board having a series of substantially square raised surfaces or lands arranged in rows and columns on the top surface of the board and separated by an array of substantially perpendicular channels, and including holes... | 12/25/1990 |
| 4915634 | Visual and manipulative teaching aid for mathematics A teaching aid includes a plurality of lenses arranged in an array and mounted within a frame member. A slide channel is disposed along the edges of the frame and is imprinted along one edge with numbers from one to ten. A panel having an index mark is sl... | 04/10/1990 |
| 4884973 | Mathematic teaching aid An aid for teaching children addition and subtraction of two numbers according to an algebraic equation. Cards bearing selected integers and one card bearing a plus or minus sign are placed by the teacher on a panel in horizontally aligned spaces correspo... | 12/05/1989 |
| 4808111 | Mathematics educating device A mathematics educating device includes a number rack having a plurality of number recesses; a plurality of number plates, each number plate bearing a numeral selected from the sequence 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 0; an operator rack having a plurality ... | 02/28/1989 |
| 4795350 | Educational toy An educational toy for teaching children the alphabet has a circular or oval base with a plurality of upstanding support rods. Four horizontal mounting rods are supported by the upstanding support rods. The ends of the horizontal mounting rods are each pr... | 01/03/1989 |
| 4772208 | Apparatus for use in teaching mathematics An apparatus for teaching mathematics which applies and puts to work in various ways the modern teaching of mathematics for all levels of elementary education through set theory, comprises a horizontal board divided into eleven zones and having two outwar... | 09/20/1988 |
| 4666163 | Card game A card game comprises a set of cards with each card being formed with a slit along its mid-line starting from one edge and extending for about one-half its width towards its opposite edge such as to permit each card to be inserted via its slit into the sl... | 05/19/1987 |
| 4634385 | Teaching wheels A teaching wheel challenges a student to find the correct answer to arithmetic and other problems. The teaching wheel comprises a problem disk and an answer disk mounted concentrically for rotation on a frame. The problem disk is mounted above the frame, ... | 01/06/1987 |
| 4583952 | Method for teaching multiplication and division with numbers 6 through 9 A teaching methodology provides the student with hand conformed symbols representative of the numbers 6 through 9. Observation of these symbols permits the students to use their mastery of multiplication of the numbers 1 through 5 and 10 to solve problems... | 04/22/1986 |
