CONTENTS 



Foreword to Tkachkks 

 I. Directions to the STri>ENT for Keetino Notes in 15i<>i.o(.^ 



=„->x>TT.», II' The Environment of Plants and Ammai.s 



1. To determine the factors of envirouiuent .... 



2. Comparison of a natural with an artificial environment 



3. To test my home environment ...... 



4. To learn the conditions of my city environment . 



5. To determine and to illustrate by a graph the changes of temperature 



(one of the factors of the environment) during a given day 



6. To make a graph to show how much fluid I take into my body in a (hiy 



7. May environment influence public health ? . 



III. The Interrelations of Plants and Animals 



8. A field trip 



9. How to know an insect 



10. To learn to recognize insects that frequent flowering plant.s 



11. To study the life history (metamorphosis) of an insect 



12. To learn the structure and work of the parts of a flower 



13. The cross-pollination of flowers ..... 



14. To study cross-pollination in butter and eggs 



15. Special directions for the study of some fall fli>wer.s (Kxtra) 



16. To find other pollinating agents besides insects . 



IV. The Functions and Composition oj Livinc Thing 



17. The uses of the parts of a plant 



18. To study the needs and uses of the parts of a living animal 

 (Study of compound micro.scope) 



19. To determine the unit of structure in plants and aniiiials 



20. To determine some of the properties of protoplasm 



21. To study structure and growth of pollen 



22. To study the reason for the growth of polk'ii grains in flowers 



23. To discover how fruits are formed .... 



24. How and why fruits and seeds are scattered 



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