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Earth Science Projects

Science projects for all grades. More Science Projects Biology Science ProjectsBotany Science ProjectsChemistry Science ProjectsPhysical Science ProjectsRelated Links…

How to Use The Columbia Encyclopedia

The Columbia Encyclopedia is easy to use. All articles are arranged alphabetically with each article heading in boldface type. The headings of biographical articles are inverted and alphabetized by…

Chemistry Projects

Science projects for all grades. More Science Projects Biology Science ProjectsBotany Science ProjectsEarth Science ProjectsPhysical Science ProjectsRelated Links Chemical Elements…

Physical Science Projects

Science projects for all grades. More Science Projects Biology Science ProjectsBotany Science ProjectsChemistry Science ProjectsEarth Science ProjectsRelated Links Physics (Encyclopedia…

Walt Whitman: Starting from Paumanok, Part 12

Part 12Democracy! near at hand to you a throat is now inflating itself and joyfully singing.Ma femme! for the brood beyond us and of us, For those who belong here and those to come, I…

Eclipse Lit

by Ricco Villanueva Siasoco Eclipses have played an important part in literature from the early Chinese poets to Milton and Twain. Related Links Eclipses of the Sun and Moon, 2003Quiz: Eclipse…

ivory

(Encyclopedia) ivory, type of dentin present only in the tusks of the elephant. Ivory historically has been obtained mainly from Africa, where elephant tusks are larger than they are in Asia, the…

air navigation

(Encyclopedia) air navigation, science and technology of determining the position of an aircraft with respect to the surface of the earth and accurately maintaining a desired course (see navigation…