GB319981A - Number circle device for teaching arithmetic - Google Patents

Number circle device for teaching arithmetic

Info

Publication number
GB319981A
GB319981A GB3315228A GB3315228A GB319981A GB 319981 A GB319981 A GB 319981A GB 3315228 A GB3315228 A GB 3315228A GB 3315228 A GB3315228 A GB 3315228A GB 319981 A GB319981 A GB 319981A
Authority
GB
United Kingdom
Prior art keywords
circle device
number circle
teaching arithmetic
teaching
arithmetic
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
Application number
GB3315228A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ARTHUR JAMES DEAR
Original Assignee
ARTHUR JAMES DEAR
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 ARTHUR JAMES DEAR filed Critical ARTHUR JAMES DEAR
Priority to GB3315228A priority Critical patent/GB319981A/en
Publication of GB319981A publication Critical patent/GB319981A/en
Expired legal-status Critical Current

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

Landscapes

  • Business, Economics & Management (AREA)
  • Engineering & Computer Science (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
GB3315228A 1928-11-13 1928-11-13 Number circle device for teaching arithmetic Expired GB319981A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3315228A GB319981A (en) 1928-11-13 1928-11-13 Number circle device for teaching arithmetic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3315228A GB319981A (en) 1928-11-13 1928-11-13 Number circle device for teaching arithmetic

Publications (1)

Publication Number Publication Date
GB319981A true GB319981A (en) 1929-10-03

Family

ID=10349217

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3315228A Expired GB319981A (en) 1928-11-13 1928-11-13 Number circle device for teaching arithmetic

Country Status (1)

Country Link
GB (1) GB319981A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2930141A (en) * 1958-05-27 1960-03-29 Albert A Southard Georef computer
GB2391999A (en) * 2002-08-13 2004-02-18 Sumanasiri Wijesingh Ekanayake Educational number device for addition and subtraction

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2930141A (en) * 1958-05-27 1960-03-29 Albert A Southard Georef computer
GB2391999A (en) * 2002-08-13 2004-02-18 Sumanasiri Wijesingh Ekanayake Educational number device for addition and subtraction

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