4S6 NATURE-STUDY 



317, 318.) Dyes and dyeing. References as the last and 

 315. 316.) 



Astronomy: Simple study of the solar system, the earth 

 in space, motions, shape. Use models, pictures and dia- 

 grams, geographies. (390, 402, 400, etc., and primary refer- 

 ence list Y.) 



Physiology and Hygiene: Starchy foods, list. Effects 

 of cold and hot water on starch. Why do we cook starchy 

 foods? (303, 304, 274.) 



Simple study of the relation, structure, and action of the 



digestive organs. Use charts, pictures, dissectible charts, 



and, better still, models. Make very simple. Show that 



the food is broken up fine and dissolved. What becomes of 



it ? What is blood for ? Blood is the food solution. Simple 



talk on the flow of the blood to all parts, feeding the muscles 



after they have worked. Alcohol in relation to digestion. 



Make simple and sane. Discuss effects of smoking. Create 



sentiment against alcohol and smoking. (381a, 368a, 381, 



372, 379, 382.) 



Autumn 

 Animals. 



Insects: Intensive study of the bee:* A hive in charge 

 of this class at the school would be excellent. Get an ob- 

 servation hive. (3, 47.) Watch bees in the field at work. 

 See them returning to the hive. Note in the observation 

 hive what they do with their burden. Note the honey and 

 brood cells. Make out, if possible, the queen, drones, and 

 workers. Tell or read about the social life of the hive. 

 The intelligence of the bee. The work of the queen. 

 The swarming. Hiving a swarm. Construction of hive. 

 The life-cycle of a bee. Take out brood comb and ex- 



