8/4 



Rural School Leaflet. 



Lime water can be made by slaking a lump of stone lime in hot water. 

 Allow it to settle and then pour off the clear liquid into bottle, Cork 

 and use as needed. Small dishes from a child's play set will serve to 

 hold the lime water CO 2 checks carbon dioxide. The presence of 

 carbon dioxide (CO2) in the breath may be shown by pouring some 

 lime water in a long medicine vial or test tube, and then with a glass 



^—-^--^—-— tube gently blow the 



SpOT(l«\<l'UtT\ 



\iOu.\\.\i, 

 SfoYanc^t w.ift has 

 ... StO-IK oi-SporoT\n'iuin 



oTts,mu.cK 



JcTW\ Tate 

 OTC qetmintSvVvi 



^ 



rXu» 



oloT\ ot ^ulM^er 





Fig. 25. — This drawing shows the different parts of the bread 



mold fungus and also gives a model for drawings of velope 

 plants. Drawing taken from author's note-hook. on envelope. 



breath through the 

 water. It becomes 

 milky by the forma- 

 tion of tiny par- 

 ticles of limestone 

 (calcium carbonate 

 CaC03). There is 

 always a small 

 amount of CO2 in 

 the air. For com- 

 parison attach a rub- 

 ber bulb to the glass 

 tube and force air 

 through clear lime 

 water, or expose a 

 dish of it to the air 

 for an hour or so. 



Starter: This is 

 simply a bit of bread 

 covered with the 

 ripe mold, dried and 

 enclosed in an en- 

 Directions 



FORESTRY 



Forestry is properly a part of agricultural education. If the farmer 

 is to know how to make the best use of all his land he must learn to be 

 his own forester, since woodland or land which might be made to grow 

 wood advantageously forms so large a part of the land held in farms, 

 yet does not form enough of any one farm to make the employment of a 

 professional forester possible. As a nation we are consuming our forests 

 faster than they are growing, yet it is estimated that the farmers' wood- 

 lots of the country alone are capable of growing more timber than our 



