Archimedes was the most celebrated of the Greek Inventor. He was born in Sicily, in the Corinthian colony of Syracuse, in the year 287 B.C., and when a very young man, was fortunate enough to enjoy the patronage of his relative Hiero, the reigning prince of Syracuse. The ancients attribute to Archimedes more than forty mechanical inventions—among which are the endless screw; the combination of pulleys; an hydraulic organ, according to Tertullian; a machine called the helix, or screw, for l...

"The purpose of this book is to tell in simple language how our great inventions came into being, to depict the life-struggles of the men who made them, and, in the telling of the story, to explain the working of the inventions in a way the boy can understand. The stories which are here woven together present the great epochs in the history of physics, and are intended to give to the young reader a connected view of the way in which our great inventions have arisen out of scientific discov...

Here are sixteen stories, where good meets bad, and everything in between, from the legendary author of the West, Elmer Kelton.Law of the Land chronicles some of his most exciting and dangerous tales of the old west, collected together for the first time—including the exciting first publication of a never-before published Kelton story, “Biscuits for Bandit.”Included here are:“The Fugitive Book”“Jailbreak”“Biscuits for a Bandit”“There’s Alwa...

Most people are afraid of the word explosion and shudder with apprehension at the mention of dynamite. The latter, particularly, conjures up visions of anarchists, bombs, and all manner of wickedness. Yet the time seems to be coming when every farmer will regard explosives, of the general type known to the public as dynamite, as among his most trusty implements. It is so already in some places. In the United States explosives have been used for years, owing to the exertions of the Du Pont ...

A-B-C of Electricity is a comprehensive and accessible guide to the fundamental principles of electricity, written by William H. Meadowcroft. Designed for beginners and those with little to no prior knowledge, the book breaks down complex electrical concepts into simple, easy-to-understand language. Through a series of clear explanations, practical examples, and helpful illustrations, Meadowcroft covers the basics of electrical theory, including the nature of electricity, conductors and in...

"An enlightening chronological history." — ALA BooklistHere is an ideal book for youngsters who are curious about natural forces and want to know why they behave as they do. Veteran science writer George deLucenay Leon takes readers on a fascinating trip back in time — through 2,500 years of scientific investigation — and explains how to perform many of the experiments that led to major discoveries in electricity and magnetism.Directed primarily towards children in g...