Diagnostic study in arithmetic
By: by Margaret Hayes
Contributors: North Carolina. Dept. of Public Instruction
Series: Educational publication -- no. 124. -- Div. of elementary instruction -- no. 27.; Educational publication (North Carolina. Dept. of Public Instruction) -- no. 124.
Publisher: State Superintendent of Public Instruction
Published: 1928
Place of publication: Raleigh, N.C
Language: eng
Number of pages: 18
Notes: "9-20-28--1M"--T.p. verso.

"The need for this study arose when the school children of Craven County, North Carolina, showed persistent retardation in arithmetic fundamentals."--P. [3].