1903J Nature Study — No. 8 167 



tions and in the school garden ; mor^ particular study of the forms 

 and functions of the parts of plants, and variations in these forms 

 and functions in different plants ; observations on the culture of 

 farm and garden crops and orch »rd and shade trees ; the observ- 

 ing- and the distinguishing- of the common forest treei. 



Observing local minerals and rocks, their properties and 

 uses ; experiments on different kinds of soil ; distinction between 

 hard and soft, pure and impure water, test and methods of purifi- 

 cation of water. 



Sources of Heat : Experiments to show the effect of heat in 

 the expansion of solids, liquids and gases ; practical applications. 

 Temperature ; thermometer, construction and graduation. 

 Methods of transmission of heat, conduction, convection and 

 radiation ; causes of winds and ocean currents ; ventilation. 



FORM IV. 



Course of Form III. continued. Animal Life : Relation of 

 fishes, birds and wild animals to man ; life histories of con- 

 spicuous and economic insects ; organ and functions. 



Plant Life : Study of organs of plants and their functions ; 

 study of economic and wild plants from seed to fruit in the school 

 garden, home garden, farm and forest ; weeds injurious to crops 

 and methods of destroying them ; buds and twigs ; wood, rings, 

 grain, and bark, uses, etc. Experiments to show composition of 

 soils and their relation to drainage, temperature, etc.; varieties of 

 soils adapted to different crops ; fertilizers, etc. 



Implements and tools used on the fa' m and in the household, 

 mechanical principles applied in their construction. 



The atmosphere, its composition. Combustion : simple ex- 

 periments, study of candle flame products. Changes produced in 

 the air by respiration. Reciprocal relation of plants and animals 

 as regards the atmosphere ; impurities in air Gravity : air and 

 liquid pressure ; the barometer. Cohesion and adhesion, the 

 nature of these forces ; phenomenon of solution and diffusion ; 

 amorphous and crystalline forms of matter. Practical use of heat, 

 steam and electricity in connection with the study of industries. 



FORM V. AND CONTINUATION CLASSES. 



The work outlined for this class is too extended to allow of 

 reproduction here. It includes definite courses in Botany, 



