كتب ذات صلة

The walks abroad of two young naturalists

Syllabus of lectures. Nature study.

Study of animal families in schools

School gardening and nature study in English rural schools and in London.

• First report on the economic features of turtles of Pennsylvania.
  المؤلفون: Surface, Harvey Adam
• How nature study should be taught inspiring talks to teachers
  المؤلفون: Surface, Harvey Adam ,  Bigelow, Edward Fuller