194 THE NATURE-STUDY REVIEW [i, 5. sept. 1905 



Study of mosses and lichens and other plants representative of Arctic 

 and semi-Arctic conditions. 



Plants and animals of desert regions, aid by pictures and descriptions 

 and any accessible specimens. 



Peculiarities of island life. Characteristic animals of Australia. 



Life in the tropic seas ; aid by use of specimens. 



Agricultural 



Importance of irrigation. Methods of. Aid by use of pictures. 



Importance of the forest cover in preserving the summer water supply. 

 Carry on practical studies on wooded and unprotected slopes. 



Adaptation of plants and agricultural crops to different climatic zones. 



Soils according to origin, residual, transported, wind soils. 



Continue garden work. 



Study the common grasses. The importance of grasses upon the vast 

 plains of the earth's surface. 



Geography and History — Sixth Grade 

 The World as a Whole 



Study of the relief globe. Contrast nature of ocean floor with the land 

 surface, deepest depressions and greatest elevations. Meaning of conti- 

 nental masses. 



The peculiarities of different shore lines. Review in connection the shore 

 lines produced in a pond by raising or lowering the water. 



The prevailing winds of the earth, how the climate of different coasts is 

 affected by them, contrast with interior regions. 



Reasons for the irregularity of the isothermal lines. 



The climatic conditions under which the great civilizations have devel- 

 oped. How extremes of climatic conditions affect people as shown by 

 natives of Terra Del Fuego, the Esquimau, and many tropical peoples. 



The boundaries of the tropics, nature of vegetation, animals, and occupa- 

 tions of the people. 



The polar regions — tales of exploration and discovery. Recent explora- 

 tions about south pole. Study of Iceland and Greenland, physical charac- 

 teristics, glaciers, people and their occupations. Vegetation. 



How the nature of the coast and the presence of deep or shallow water 

 adjacent affects the industries, commerce and nature of the inhabitants. 



The Phoenicians and Norsemen as representatives of maritime people 

 of earlier times. 



Character, extent and position of the great plains of the earth's surface. 

 Occupation of early peoples who dwelt upon plains. 



Reasons for absence of trees upon many plain-like areas, contrast with 

 desert plains. 



The causes which produce deserts ; base conclusions upon a study of 

 conditions in our own country. Distribution of deserts over the world, 

 surface and life. Aid by use of pictures. 



Contrast plains with deltas, distribution of delta plains. Soil of deltas. 



