29
Birds; references 30
Insects; insect collections 34
Butterfly and moth collections 37

Plant Collections 39

CHAPTER II

Physical Science Phase of Nature Study 42

Instructions and General Method 42
Value of such lessons; conditions under which experiments
should be performed 42
Correlations of physical science phase 44
List of Reference Books and Bulletins on garden and plant
study, physical science, and animal study 45

Physical Science--Equipment for Forms III and IV 47
Desirable apparatus 47

Chemicals 48

Apparatus 50
Grenet cells; decomposition apparatus; pneumatic trough;
spirit-lamp; barometer; hygrometer; hints 50

Time Apportioned to Nature Study 53

CHAPTER III. FORM I: AUTUMN

Garden Work 54
Lessons on a Garden Plant--Pansy 55
Observation Exercises on the Dandelion 57
Correlation with literature and reading 59
Dwarf Nasturtium 59

Seeds 60
Field exercise; class-room lesson based on the collection 60
Seed Dispersal 61
Lesson on seeds that fly; correlations 62

Twigs and Buds 62
Lesson on Twigs 62
Further study of twigs; review lesson 63
Lesson on Buds 65
Review lesson; correlations 65

Leaves 66
Field exercises; class-room lesson on leaves 66

Garden Studies