BIOLOGY EXPERIMENTS CHILDREN

toothpick sothatit flames. Blowoutthe flame, and immediately, while the toothpickstill glows, put it in the test tube. Then do t ...

Follow this procedure: Cut a piece four by six inches from the shirt cardboard. Punch a small hole in the middle. Break off a la ...

Follow this procedure:Soak eight seeds in water overnight. Now you will constructandplanta "tumblergarden." Line the insides ofb ...

WHY LEAVES TURN COLOR IN THE FALL Materials:All you need are several leaves from the same tree, but collected at different times ...

STUDYING A FLOWER-THE SWEET PEA Materials:Ifthere are no sweet peas in your garden, you can buy a spray inexpensively at the flo ...

body. If he then flies toanotherflowerofthe same kind, he willtransfersome ofthe pollen to it. This process is calledpollination ...

They are called"dry"fruits because they donotcontainthe pulpy, fleshy materialfound inotherfruits-apples,for example. All nuts, ...

woo Youwillobserve: Each whole seed is covered by a tough skin-like coat. There is a scar where each wasattachedto the pod. Just ...

fruit mass. The coconutseed is enclosed in a lightweightporousshell called a"husk." Naturehas shaped seeds and given them specia ...

RAISING SEEDLINGS IN ATUMBLER GARDEN Materials:Three dried lima beans, three dried corn grains, two glasses or wide-mouthedjars, ...

GROWING SEEDLINGS IN ASPONGE GARDEN Materials: A naturalbath sponge, a few radish or mustardseeds, tap water, string, a clothes ...

OBSERVING SEEDS SOWN IN DIFFERENT TYPES OF SOIL Materials: At least 12mustardor radish seeds, four small flower pots, differentk ...

onion rhizome whitepotato garlic strawberryrunner You willobserve: Stems, leaves and roots will grow from the"eyes"of the whitep ...

You probablyrememberthata carrotis a taproot. Like the potato,it containsa great deal ofstoredfood. The stems and leaves grow fr ...

The plastic bagpreventsmoisturefrom escaping. Thereisenoughair in the bag to supportthe life ofthe germinating seeds. As it germ ...

CharlesDarwincalled this strange, rareplant"themostwonderfulplant in the world." The Venus flytrapgrows with its light green lea ...

Part III: THE WORLD OF ANIMALS You will not besurprisedto hear thatanimallife isjustas varied and justas endlessly fascinating t ...

Mostanimalsare much more complexthantheprotozoa. Moths,butter- flies and frogsmaturein an unusualway; they passthroughseveraldis ...

MAKING A HAY INFUSION TO STUDY PROTOZOA Materials:Driedtimothygrass (acommonwheat-likegrass called"hay" by farmers), a fewdriedl ...

OBSERVING PROTOZOA Materials: Your hay infusion, a medicine dropper, a small piece of absorbentcotton. This is amicroscopestudy, ...