Page 



Spiders, Preserving 33 



Schoolroom Work 103 



" Spinning Organs of ... . 107 



TheCrat) 110 



The Jumping 109 



The Running 109 



" Trapdoor Ill 



Spiracles of Grasshopper 17.5 



Spirogyra. 126 



Spore Print of Fungus 40 



Spores of Ferns 121 



" Moss 125 



" ■* Mushroom 37 



Spreading Wings of Butterflies ... 33 



Stamens of Flower 53 



Starch Changing to Sugar 132 



Madebv Plant 13" 



Tested for in Fruits 132 



" " Potato 132 



Stigma of Flower 53 



Stomata of Leaf 129 



Slone Flies 60 



Style of Flower 5:i 



Sugar Made from Starch 132 



Surface Film . 15 



iwallow, Moulb and Feet of 178 



Page 



Tarantulas 110 



Temperature of Ice 101 



Thermometer, How to Make 84 



Toads, Eggs of 13K 



Toadstool 36 



Tracheas of Insects 17o 



Trapdoor Spiders Ill 



Triangle Spider 117 



Ventilation in Miniature Room . . . 

 " " Sclioolroom 



Water as Plants' Food 



Beetles 



'* " Breathing of 



" Boatmen 



" Bugs 



" Currents in 



'* Expanded by Heat 



Water Insects 



Webs of Spiders 



Whirligig Beetles 



Woodpecker, BUI, Feet and Tail of, 

 Wrigglers 



88 



128 r 



70 



71 



72 



70 



90 



81 

 60 

 112 



68 

 179 



12 



