Table of Contents. 



Page 



liilrodiiction 1 



Milking a Beginning 5 



The Dandelion ' 



Tlie Mosqnilo 12 



Seeds 22 



How to Make a CoDection of Insects 30 



Fungi 35 



Kearing Insects in the Schoolroom 45 



The Bee and the Lupine 51 



Some Water Insects 60 



Heat 79 



Currents in Air and Water 87 



Solution and Crvstallization 95 



About Spiders 103 



Plants witliout Flowers 120 



Flowering Plants 128 



Parasitic Plants 135 



Eggs of Frogs, Toads and Salamanders 137 



Snails and Slugs 139 



Earthworms 140 



Covering of Animals 141 



Marine Life 145 



Auts' Nests 147 



Gases 149 



Magnetism 158 



The Pendulum 161 



