164 LESSONS |\ AGRICULTURE 



g. Excursion to Observe and Repair F> 



At the conclusion of this lesson, go to observe some 

 fence near the school. Make note of the fence, filling 

 out the following table: 



If there are any fences needing repair about the school 

 yard or in the neighborhood, it would be an excellent 

 thing, as an application of this lesson, to repair them 

 and to put them in as good condition as possible. 



3. Cement Fence-posts 



Since recent fence-post and walk construction have 

 made use of the Portland cement about the farm, it 

 would be valuable exercise to make a few cement posts 

 or blocks at the school. The following formula is used : 



Cement 1 part. 



Sand 2 or 3 parts. 



Stone (from one to two inches diameter) 5 parts. 

 Moisten and mix until the mortar slides easily and 

 smoothly from the shovel. 



