The ice boat is each year becoming more popular. Anyone with even small experience in using tools can construct such a craft, and the pleasure many times repays the effort.…
How to Make a Turbine Engine - In the following article is described a machine which anyone can make, and which will be very interesting, as well as useful. It…
How to Make a Water Bike - Water bicycles afford fine sport, and, like many another device boys make, can be made of material often cast off by their...
The following description is how a miniature windmill was made, which gave considerable power for its size, even in a light breeze. Its smaller parts, such as blades and pulleys,…
The sundial is an instrument for measuring time by using the shadow of the sun. Sundials were quite common in ancient times before clocks and watches were invented.
Balloons made spherical, or designed after the regular aeronaut's hot-air balloon, are the best kind to make. Those having an odd or unusual shape will not make good ascensions, and…
How to Make an Ammeter - Contributed by George Heimroth, Richmond Hill, L. I. / / Excerpt from the book: THE BOY MECHANIC VOLUME I - 700 THINGS FOR BOYS…
Magnetize an ordinary knitting needle, A, and push it through a cork, B, and place the cork exactly in the middle of the needle. Thrust a pin, C, through the…
The illustration shows the complete thermometer. The water in the glass tube is caused to rise and fall by the expansion and contraction of the air in the tin box.…
How to Make a Tangent Galvanometer -Excerpt from the book: THE BOY MECHANIC - VOLUME I 700 THINGS FOR BOYS TO DO WITH 800 ILLUSTRATIONS 1913, BY H. H. WINDSOR…