GB758723A - Improvements relating to apparatus for the teaching of mathematics - Google Patents

Improvements relating to apparatus for the teaching of mathematics

Info

Publication number
GB758723A
GB758723A GB2056053A GB2056053A GB758723A GB 758723 A GB758723 A GB 758723A GB 2056053 A GB2056053 A GB 2056053A GB 2056053 A GB2056053 A GB 2056053A GB 758723 A GB758723 A GB 758723A
Authority
GB
United Kingdom
Prior art keywords
marked
cells
series
scales
baseboard
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
GB2056053A
Inventor
Walter Alfred Gordon Bass
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.)
COUNTERPLAY Ltd
Original Assignee
COUNTERPLAY Ltd
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 COUNTERPLAY Ltd filed Critical COUNTERPLAY Ltd
Priority to GB2056053A priority Critical patent/GB758723A/en
Publication of GB758723A publication Critical patent/GB758723A/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)
  • Electrically Operated Instructional Devices (AREA)

Abstract

758,723. Educational appliances. COUNTERPLAY Ltd. July 22, 1954 [July 24. 1953], No. 20560/53. Class 146(2) Apparatus for teaching arithmetic comprises a baseboard marked or formed into a series of cells k and having horizontal and vertical scales j, h along its bottom and left-hand edges, the scales being marked with numbers associated with the vertical and horizontal rows of the cells k; and a series of counters d each of a size to fit within a cell are provided and marked in sets with 1, 2, 3......, 2, 4, 6......, 3, 6, 9...... &c. so that multiplication and division may be taught in accordance with the concept of counting. The scales which may be marked with any series of numbers, fractions or alphabetical groups, are slidably mounted in grooves i, g and corresponding groups of counters d are housed in a drawer b attached to the baseboard. The cells k are formed by wire staples l, pinheads, or indentations, and the top and right-hand edges of the board left irregular to indicate that the cells may extend further. Specification 713,731 is referred to.
GB2056053A 1953-07-24 1953-07-24 Improvements relating to apparatus for the teaching of mathematics Expired GB758723A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2056053A GB758723A (en) 1953-07-24 1953-07-24 Improvements relating to apparatus for the teaching of mathematics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2056053A GB758723A (en) 1953-07-24 1953-07-24 Improvements relating to apparatus for the teaching of mathematics

Publications (1)

Publication Number Publication Date
GB758723A true GB758723A (en) 1956-10-10

Family

ID=10147919

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2056053A Expired GB758723A (en) 1953-07-24 1953-07-24 Improvements relating to apparatus for the teaching of mathematics

Country Status (1)

Country Link
GB (1) GB758723A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3171217A (en) * 1962-01-03 1965-03-02 Ida E Birdsall Educational apparatus for teaching mathematics

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3171217A (en) * 1962-01-03 1965-03-02 Ida E Birdsall Educational apparatus for teaching mathematics

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