Norman A. Calkins

Manual for teachers, to accompany Prang's aids for object-teaching

Manual of object-teaching

A manual to accompany Jeffers' panoramic apparatus for teaching reading

Primary object lessons, for a graduated course of development

Ear and voice training by means of elementary sounds of language

1889

Educational demands of to-day

1887

Nuevo manual de enseñanza objetiva

1903

Teaching color

1877

Wading birds

1878

Manual of object-teaching

1881

Primary object lessons

1870

First reading

Cow family

Cat family

Scratching birds

Birds of prey

Primary object lessons for a graduated course of development

The universal speaker

Primary object lessons, for training the senses and developing the faculties of children ...

Swimming birds