Yazar
Worth James Osburn
6 cilt bulundu.
Cilt sonuçları
Diagnostic and remedial treatment for errors in arithmetical reasoning
Worth James Osburn · State department of public instruction
12 sayfa · 1922
Arithmetic / Study and teaching (Elementary)
Overlappings and omissions in our courses of study
Worth James Osburn · Public school publishing co.
167 sayfa · 1928
Curricula / Education / Electric apparatus and appliances / Electric machinery / Electric standards
Enriching the curriculum for gifted children
Worth James Osburn · The Macmillan company
408 sayfa · 1931
Education / Ability / Curricula / Students / Gifted children