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NATURE STUDY MADE EASY 



LEAVES 



CLASS 40 pupils. 

 AGES 9 to 10. 

 TIME 30 minutes. 



, to teach leaf. 

 AIM 



to cultivate power of observation, love of nature. 



MATTER 



, f Leaf stalk or petiole. 



' S | Blade : thin, flat. 



METHOD AND ILLUSTRATION 



I. Let class bring in several leaves : 

 maple, oak, lilac. How many parts ? 

 Describe stalk : smooth, rough, hairy ; 

 green, brown, or red. Notice difference 

 in color of upper and lower surface. 

 Why are blades flat ? How do they gen- 

 erally hang on tree or bush? Why? 

 Why is sunlight good for leaves ? What 

 is the use of petioles? Have all leaves 

 petioles? Name a leaf that grows 

 straight from root. 



Apex is the point farthest from stem. 

 Name a leaf with pointed apex: with 

 rounded apex. Draw one of each. 



LEAF or MAPLE 



f Simple One blade. 



II. Show a rose leaf; a horse chest- 



II. KINDS] Compound Several on one nut leaf. Let class compare with lilac. 



stem. 



When only one blade simple. Name 

 different shapes: heart-shaped, oval, 

 blade-shaped. 



Horse chestnut has leaf like a hand 

 palmate. 



Rose has several leaves on one stem. 

 Notice margins entire, crenate, dentate, 

 etc. 



