The Study of Elementary Electricity and Magnetism by Experiment: Containing Two Hundred Experiments Performed with Simple, Home-made ApparatusSt. John, Thomas M. (Thomas Matthew)
Science
The Study of Elementary Electricity and Magnetism by Experiment: Containing Two Hundred Experiments Performed with Simple, Home-made Apparatus
There is nothing better than science studies, to teach children
to observe and to see what they look at; besides, it is _fun_ to
experiment. "Fun With Electricity" and "Fun With Magnetism" are
educational amusements. They contain fascinating experiments and are
systematically arranged.
Juvenile Work in Electricity.
_From The Electrical Engineer, May 19, 1898._
The position that Young America is now taking in the electric and
magnetic field is very clearly shown at the Electrical Show now being
held at Madison Square Garden, by an exhibit of simple experimental
apparatus made by young boys from the Browning School, of this city.
The models shown cover every variety of apparatus that is dear to
the heart of a boy, and yet, along the whole line from push-buttons
to motors, one is struck by the extreme simplicity of design and the
ingenious uses made of old tin tomato cans, cracker boxes, bolts,
screws, wire, and the wood that a boy can get from a soap box.
The apparatus in this exhibit was made by boys 13, 14 and 15 years
of age, from designs made by Mr. Thomas M. St. John, of the Browning
School. It clearly shows that good, practical apparatus can be made
from cheap materials by an average boy. The whole exhibit is wired and
in working order, and it attracts the attention of a large number of
parents and boys who hover around to see, in operation, the telegraph
instruments, buzzers, shocking coils, current detectors, motors, etc.
Mr. St. John deserves the thanks of every boy who wants to build his
own electrical apparatus for amusement or for experimental purposes, as
he has made the designs extremely simple, and has kept constantly in
mind the fact that the average boy has but a limited supply of pocket
money, and an equally limited supply of tools.
How Two Boys Made Their Own Electrical Apparatus.
=CONTENTS:= _Chapter_ I. Cells and Batteries.--II. Battery
Fluids and Solutions.--III. Miscellaneous Apparatus and Methods
of Construction.--IV. Switches and Cut-Outs.--V. Binding-Posts
and Connectors.--VI. Permanent Magnets.--VII. Magnetic
Needles and Compasses.--VIII. Yokes and Armatures.--IX.
Electro-Magnets.--X. Wire-Winding Apparatus.--XI. Induction
Coils and Their Attachments.--XII. Contact Breakers
and Current Interrupters.--XIII. Current Detectors and
Galvanometers.--XIV. Telegraph Keys and Sounders.--XV.
Electric Bells and Buzzers.--XVI. Commutators and Current
Reversers.--XVII. Resistance Coils.--XVIII. Apparatus for
Static Electricity.--XIX. Electric Motors.--XX. Odds and
Ends.--XXI. Tools and Materials.
Public-domain text, read in full here on John Shaqi.
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