68 



NATURE STUDY 



I Yellow 



(Orange ^ Light Gray HDai-k Gray H o^Grty 



Sunshine chart. (See p. 69.) 



children can pick out the colors. When do we see rain- 

 bows in the sky ? Why ? 



Show the heat of the sun's rays with a burning glass, 

 which may be made to set paper afire. 



A pretty illustration of the work of the sun in photog- 

 raphy may be made by putting a leaf in a printing frame 



