An Analysis of the Relative Difficulty of Types of Examples in Fractions Fred Ewan Kelly Published: 1929 Total Pages: 232 Get eBook
Relative Difficulties of Types of Examples in Decimals Willis R. Morton Published: 1931 Total Pages: 252 Get eBook
An Analysis of the Provisions for Instruction in the Addition and Subtraction of Fractions in Fifth Grade Arithmetic Text Books Locksley Denver Berg Published: 1934 Total Pages: 146 Get eBook
Bulletin - Bureau of Education United States. Bureau of Education Published: 1930 Total Pages: 914 Get eBook
Ability of Highschool Pupils in Common Fractions Wilton Bernard Gundlach Published: 1932 Total Pages: 278 Get eBook
Statistics of Land-grant Colleges and Universities United States. Office of Education Published: 1937 Total Pages: 1090 Get eBook
Bulletin No.1-14 ... University of Wisconsin. Bureau of educational research Published: 1926 Total Pages: 824 Get eBook
