JPH0650025Y2 - 暗算練習用そろばん - Google Patents

暗算練習用そろばん

Info

Publication number
JPH0650025Y2
JPH0650025Y2 JP1988018520U JP1852088U JPH0650025Y2 JP H0650025 Y2 JPH0650025 Y2 JP H0650025Y2 JP 1988018520 U JP1988018520 U JP 1988018520U JP 1852088 U JP1852088 U JP 1852088U JP H0650025 Y2 JPH0650025 Y2 JP H0650025Y2
Authority
JP
Japan
Prior art keywords
beads
abacus
digit
mental arithmetic
practice
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 - Lifetime
Application number
JP1988018520U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01123223U (fi
Inventor
久子 加藤
Original Assignee
久子 加藤
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 久子 加藤 filed Critical 久子 加藤
Priority to JP1988018520U priority Critical patent/JPH0650025Y2/ja
Publication of JPH01123223U publication Critical patent/JPH01123223U/ja
Application granted granted Critical
Publication of JPH0650025Y2 publication Critical patent/JPH0650025Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Sheet Holders (AREA)
  • Toys (AREA)
  • Electrically Operated Instructional Devices (AREA)
JP1988018520U 1988-02-15 1988-02-15 暗算練習用そろばん Expired - Lifetime JPH0650025Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988018520U JPH0650025Y2 (ja) 1988-02-15 1988-02-15 暗算練習用そろばん

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988018520U JPH0650025Y2 (ja) 1988-02-15 1988-02-15 暗算練習用そろばん

Publications (2)

Publication Number Publication Date
JPH01123223U JPH01123223U (fi) 1989-08-22
JPH0650025Y2 true JPH0650025Y2 (ja) 1994-12-14

Family

ID=31233244

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988018520U Expired - Lifetime JPH0650025Y2 (ja) 1988-02-15 1988-02-15 暗算練習用そろばん

Country Status (1)

Country Link
JP (1) JPH0650025Y2 (fi)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4869092U (fi) * 1971-12-04 1973-09-01
JPS4865998A (fi) * 1971-12-10 1973-09-10
JPS5871833U (ja) * 1981-11-06 1983-05-16 金井　健 教育用九珠算盤
CN85201327U (zh) * 1985-04-01 1986-07-02 靳利民 多功能固定档小珠算盘

Also Published As

Publication number Publication date
JPH01123223U (fi) 1989-08-22

Similar Documents

Publication Publication Date Title
US5620325A (en) Educational blocks with enhanced manipulation features
US3094792A (en) Educational toy
US2245875A (en) Toy
CA2012383A1 (en) Hand held video game with simulated rescue
US4884973A (en) Mathematic teaching aid
US5762529A (en) Multi-sided colored mirror image block set
US4783081A (en) Playing or games board on which several games can be played
US6074211A (en) Educational device for teaching art
US5110296A (en) Educational device for teaching a child to tie a bow
US6129356A (en) Five-layer intellectual cube
CA2034667A1 (en) Educational aid with substitutable magnetic items
US4511144A (en) Multi-cube puzzle
JPH0650025Y2 (ja) 暗算練習用そろばん
JPH0229997Y2 (fi)
US4319419A (en) Molded picture frame with attachable displays
US4518358A (en) Educational toy and method
US2757459A (en) String sculpture assembly
US4643679A (en) Educational aid for spelling
US6176704B1 (en) Children's learning toy
KR200260799Y1 (ko) 유아 수학 교육용 교구
JPH0746303Y2 (ja) 国旗の教習遊戯具
KR200295865Y1 (ko) 어린이용 학습구
CN2040659U (zh) 启蒙习算器
JPH0221115Y2 (fi)
DE3711663A1 (de) Farb-wuerfel-wand