Children's Encyclopedia1976 |
Des de l'interior del llibre
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Pàgina 20
... kinds of plants . Some plants are so small that they can only be seen through a microscope . Others are over 300 ... kind continues to exist . The first stage in making a seed is called pollination . Pollen is taken from the anthers of ...
... kinds of plants . Some plants are so small that they can only be seen through a microscope . Others are over 300 ... kind continues to exist . The first stage in making a seed is called pollination . Pollen is taken from the anthers of ...
Pàgina 22
... kinds there are because every day new kinds are discovered . Some are so small that can hardly see them , while the largest , the goliath beetle , is the size of a man's fist . Spiders are not insects . They have eight legs instead of ...
... kinds there are because every day new kinds are discovered . Some are so small that can hardly see them , while the largest , the goliath beetle , is the size of a man's fist . Spiders are not insects . They have eight legs instead of ...
Pàgina 41
... kinds of plants that grow faster and are more hardy . Some kinds of wheat give five times as much grain as their wild ancestors . There are kinds of rice that grow so quickly that several crops can be raised where only one grew in the ...
... kinds of plants that grow faster and are more hardy . Some kinds of wheat give five times as much grain as their wild ancestors . There are kinds of rice that grow so quickly that several crops can be raised where only one grew in the ...
Altres edicions - Mostra-ho tot
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adult Aerotrain Africa Arctic areas armor atomic battle bigger birds body bomb bones brain breathe build built butterfly called carried cells cities coal colored crankshaft creatures crops cylinder deep desert dinosaurs earth eggs Egyptian plover electricity enemies engine feet fish flower forests galaxy gear Greeks ground grow heat hovercraft huge hunted insects inside jungle kinds knights land leaves light live look Louis Bleriot machine mammals miles millions Montgolfier brothers moon Mount Everest mountains move muscles nerves nest numbers oxygen picture piston plane pollen Prairie falcon railways rain reptiles river road rock Sahara Desert sailing sea anemone sea scorpions seeds shell ships shows skin South America South Pole space spacemen speed spider stars steam locomotives stone sun's sunlight surface tiny tractors trees turn wheels wind Wright brothers young