OBSERVATIONAL LESSON XIII 



PART I A HYACINTH BULB (continued, 

 th investigation). 



PREPARATIONS FOR WORK 



Again get ready the hyacinth, bulbs used in previous 

 lessons. 



DIRECTIONS TO THE PUPIL 



Make similar observations to those recorded in 

 Lesson XII, Part I. 



PART II A BRANCH 

 PREPARATIONS FOR WORK 



Distribute short lengths of thick horse chestnut branch 

 bearing a side twig. (See figure 117.) The ends of the 

 main stem should be cut on the slant. 



DIRECTIONS TO THE PUPIL 



Note down : 



The position of the buds 

 with regard to each 

 other outer stem 



Make : 



An outline 

 diagram 



FIGURE 117. 

 A Sycamore twig. 



Leave : 



A space for 

 a finished 

 drawing 



128 



