CALDWELL] NA TU RE-STUD Y IN ELEMENTARY SCHOOLS 361 



roll rough and smooth stones and compare ; roll round stones and 

 tennis balls and see which rolls faster. Play with magnets and 

 various metal objects. 



Second Grade 

 Purposes 

 Same as in first grade. 



Projects 

 Stock and keep several aquaria in which are snails, dragon-fly 

 nymphs, algae and Elodea; an insect cage with grasshoppers fed 

 by the children until they disappear, then placed in basement and 

 in spring brought to room, the earth sowed in^oats, and kept moist 

 until young grasshoppers appear; collect garden seeds for spring 

 planting in the grade's garden; collection of seeds of wild plants 

 and preparation of seed charts; start garden plants in boxes in 

 school room ; keep a pair of ring doves secured in middle of winter 

 and kept through nesting period; .make and keep ant's next in 

 room; make toys as balances, pulleys, and pendulum; make a 

 collection of common stones and learn their names. 



Material 



Plants — ^Algse, Elodea, garden-seeds, wild plant seeds; common 

 plants of window boxes ; autumn and spring flowering plants about 

 the school, reviewing and adding to the list given for first grade; 

 add to tree list the following — ash, catalpa, locust, linden, birch, 

 Cottonwood, and other common trees. Garden plants will include 

 radish, sweet and Irish potato, pansies, geranium, sweet alyssum, 

 etc. Indoor work will include easily grown bulbs as Chinese lily 

 and paper-white narcissus. 



Animals — Dragon fiy nymphs, tadpoles, crayfish, fish in aquaria, 

 ants, snails; ring doves, blue-birds, cat-bird, black and white 

 warbler, brown thrasher, sap-sucker chewink, red-wing blackbird, 

 sandpiper, gulls, junco, wild geese, ducks; caterpillars and cocoons 

 of any available forms. 



Physical Materials— Oh?>QTvsi\Aon^ involved in making a weather 

 chart ; making pasteboard boxes in which collections of stones are 

 kept; sandstone, limestone, quartz, chert, conglomerate, mica, 

 granite, shale, greenstone, coal, coral, slag; fossils, shells; material 

 for making and using balances, pulleys and pendulum. 



