Search PDFBooksWorld

PDF Books in Children's Non Fiction

Refine Search


The Principle of Relativity

The Principle of Relativity

by Albert Einstein

Lord Kelvin writing in 1893, in his preface to the English edition of Hertz’s Researches on Electric Waves, says “many workers and many thinkers have helped to build up the nineteenth century school of plenum, one ether for light, heat, electricity, magnetism; and the German and English volumes containing Hertz’s electrical papers, given to the wor..

Religious Experience and Journal of Mrs. Jarena Lee

Religious Experience and Journal of Mrs. Jarena Lee

by Jarena Lee

I was born February 11th, 1783, at Cape May, State of New Jersey. At the age of seven years I was parted from my parents, and went to live as a servant maid, with a Mr. Sharp, at the distance of about sixty miles from the place of my birth.My parents being wholly ignorant of the knowledge of God, had not therefore instructed me in any degree in thi..

Memories of My Life

Memories of My Life

by Sarah Bernhardt

My mother was fond of traveling: she would go from Spain to England, from London to Paris, from Paris to Berlin, and from there to Christiania; then she would come back, embrace me, and set out again for Holland, her native country. She used to send my nurse clothing for herself and cakes for me. To one of my aunts she would write: “Look after litt..

Plet -  A Christmas Tale of the Wasatch

Plet - A Christmas Tale of the Wasatch

by Alfred Lambourne

A tale from out my western life you say?Something to while the Christmas Eve away;And something, too, to suit this festal time,With two old bachelors, long past their prime,Who as they sip in solitude their wine,Are filled with memories of Auld Lang Syne?Well,—I grant it. Yet why did you add,Something to suit the time? I shall be glad—But was the l..

Researches Chemical and Philosophical

Researches Chemical and Philosophical

by Humphry Davy

In consequence of the discovery of the respirability and extraordinary effects of nitrous oxide, or the dephlogisticated nitrous gas of Dr. Priestley, made in April 1799, in a manner to be particularly described hereafter, I was induced to carry on the following investigation concerning its composition, properties, combinations, and mode of operati..

The Book of Christmas

The Book of Christmas

by Various Authors

CAROLS are still sung in almost numberless churches, lights glow on altars bound and wreathed with spruce and holly, trees are set up in innumerable homes, and mobs of merry children sing and dance around them, stockings take on grotesque shapes and hang gaping with treasures for early marauders on Christmas morning, and hosts of men and women keep..

Bees, Shown to the Children

Bees, Shown to the Children

by Ellison Hawks

When I was a little boy I often wished that my soldiers would come to life. I used to think how grand it would be if only I could have a city of little people on the dining-room table. Of course my dreams never came true, even though one day I had a brilliant idea, and wrapped a whole regiment of soldiers in flannel and put them in the oven, hoping..

Motor Camping

Motor Camping

by John Cuthbert Long

Most of us are possessed of the desire to be somewhere else. Since the dawn of history hordes of men have pressed into new countries. Sometimes the expeditions have been in search of food and plunder, but mixed in with these motives has been the human passion for something better, the hope for sunnier scenes lying over the horizon. Hemmed in by the..