DE3480568D1 - Didactic aid for the teaching of any number system - Google Patents
Didactic aid for the teaching of any number systemInfo
- Publication number
- DE3480568D1 DE3480568D1 DE8484830310T DE3480568T DE3480568D1 DE 3480568 D1 DE3480568 D1 DE 3480568D1 DE 8484830310 T DE8484830310 T DE 8484830310T DE 3480568 T DE3480568 T DE 3480568T DE 3480568 D1 DE3480568 D1 DE 3480568D1
- Authority
- DE
- Germany
- Prior art keywords
- order
- unit
- number system
- teaching
- aid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
- G09B19/02—Counting; Calculating
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
- A63F3/00—Board games; Raffle games
- A63F3/04—Geographical or like games ; Educational games
- A63F3/0415—Number games
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Technology (AREA)
- Educational Administration (AREA)
- Multimedia (AREA)
- Mathematical Analysis (AREA)
- Entrepreneurship & Innovation (AREA)
- Algebra (AREA)
- Theoretical Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Electrically Operated Instructional Devices (AREA)
- Toys (AREA)
- Massaging Devices (AREA)
- Electrophonic Musical Instruments (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Medicines Containing Plant Substances (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
- Details Of Rigid Or Semi-Rigid Containers (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8319441U IT8319441V0 (it) | 1983-11-25 | 1983-11-25 | Attrezzatura didattica di ausilio per l'apprendimento di sistemi di numerazione a base qualsiasi |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3480568D1 true DE3480568D1 (en) | 1989-12-28 |
Family
ID=11158005
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484830310T Expired DE3480568D1 (en) | 1983-11-25 | 1984-11-19 | Didactic aid for the teaching of any number system |
Country Status (8)
Country | Link |
---|---|
US (1) | US4585419A (de) |
EP (1) | EP0148732B1 (de) |
JP (1) | JPS60185982A (de) |
AT (1) | ATE48198T1 (de) |
CA (1) | CA1248751A (de) |
DE (1) | DE3480568D1 (de) |
DK (1) | DK557284A (de) |
IT (1) | IT8319441V0 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5039603A (en) * | 1989-03-23 | 1991-08-13 | Frank Pocius | Educational system for teaching counting and equation solving strategies |
US5076793A (en) * | 1989-10-06 | 1991-12-31 | Aghevli Behrouz B | Fractal mathematics kit |
US5749734A (en) * | 1996-11-19 | 1998-05-12 | Kohlberg; Elon | Mathematical teaching apparatus |
US5980258A (en) * | 1996-11-19 | 1999-11-09 | Kohlberg; Elon | Mathematical teaching apparatus and method |
US5873729A (en) * | 1997-02-19 | 1999-02-23 | Aghevli; Behrouz B. | Mathematical triangle kit and method of use |
US5868577A (en) * | 1997-02-19 | 1999-02-09 | Aghevli; Behrouz B. | Factor blocks kit and method of use |
GB2383889B (en) * | 2001-10-23 | 2004-06-02 | Christian William Taylor | Teaching aid |
US20100285437A1 (en) * | 2007-12-31 | 2010-11-11 | Natasa Radas | Didactic tools for learning mathematics |
UY35546A (es) * | 2014-04-28 | 2014-06-30 | Miguel Angel Solari Noble | Elemento y Método Didáctico y Psicopedagógico (FUTTDAM) |
US20180012512A1 (en) * | 2016-01-18 | 2018-01-11 | Simon Yi-Jiong Wu | Magic Squares - An Arithmetic Craft and Game |
IT201600087061A1 (it) * | 2016-08-24 | 2016-11-24 | Livia Alario | Dispositivo per imparare a contare con il sistema di numerazione decimale utilizzando le dieci dita |
GB2617819A (en) * | 2022-03-25 | 2023-10-25 | Astwood Stephen | Improvements in apparatus for teaching place value, counting and mathematical operations |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE556197C (de) * | 1932-11-17 | Wilhelm Voelkers | Rechenbaukasten | |
US1471437A (en) * | 1921-11-16 | 1923-10-23 | Wood Helen | Primary educational appliance |
US1826034A (en) * | 1928-03-28 | 1931-10-06 | Williamson Robert Marshall | Device for teaching arithmetic |
US2804699A (en) * | 1953-12-18 | 1957-09-03 | Donald K Robinson | Educational device for decimal numeration |
US3280480A (en) * | 1965-08-19 | 1966-10-25 | Madeline R Rice | Mathematical teaching aid |
US3464123A (en) * | 1967-04-17 | 1969-09-02 | Damon Eng Inc | Mathematical teaching aid |
GB1221059A (en) * | 1967-12-16 | 1971-02-03 | Philograph Publications | Improvements in or relating to didactic apparatus |
US4176474A (en) * | 1978-09-01 | 1979-12-04 | Sullivan Rita O | Visual teaching aid for number concept |
-
1983
- 1983-11-25 IT IT8319441U patent/IT8319441V0/it unknown
-
1984
- 1984-11-19 EP EP84830310A patent/EP0148732B1/de not_active Expired
- 1984-11-19 AT AT84830310T patent/ATE48198T1/de not_active IP Right Cessation
- 1984-11-19 DE DE8484830310T patent/DE3480568D1/de not_active Expired
- 1984-11-20 US US06/673,406 patent/US4585419A/en not_active Expired - Fee Related
- 1984-11-21 CA CA000468281A patent/CA1248751A/en not_active Expired
- 1984-11-23 DK DK557284A patent/DK557284A/da not_active Application Discontinuation
- 1984-11-24 JP JP59248552A patent/JPS60185982A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CA1248751A (en) | 1989-01-17 |
DK557284D0 (da) | 1984-11-23 |
EP0148732A2 (de) | 1985-07-17 |
ATE48198T1 (de) | 1989-12-15 |
JPS60185982A (ja) | 1985-09-21 |
EP0148732B1 (de) | 1989-11-23 |
US4585419A (en) | 1986-04-29 |
DK557284A (da) | 1985-05-26 |
EP0148732A3 (en) | 1985-11-27 |
IT8319441V0 (it) | 1983-11-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |