brennan] NA T U re-stud Y AT VAN VLISSINGEN SCHOOL 13 



Horses and cows. 



Bulbs for winter flowering. 



Bulbs for summer flowering. 



School gardens. 



Care of plants. 



Bird study. 



Trace changes in trees from autumn to winter. 



THIRD GRADE 

 Tree studies for autumn. 

 Aquaria. 



Home-grown plants. 

 Tree studies for winter. 

 Window gardening. 

 School gardens. 

 Bird study. 



FOURTH GRADE 

 Collect and describe the wild flowers growing in this vicinity. 

 The life cycle of some common plants. 



Harvest studies in connection with the pupils' exhibits of home-grown plants 

 or crops. 



Simple study of ventilation, heat and cold. 

 Germination of seeds. 

 Propagation of plants. 



FIFTH GRADE 

 Insect enemies of plants and how to destroy them. 

 Distribution of seeds. Make a collection showing various types. 



