ex pres'sion, _a look showing feeling_.
a maze'ment, _great surprise; astonishment_.
mag'netisnm, _an unknown power of drawing or pulling_.
con tin'ued, _went on; stayed_.
test'ing, _trying_.
con ven'ience, _ease; the saving of trouble_.
ex per'i ments, _the trials made to find out facts_.
* * * * *
A FUNNY HORSESHOE.
"What a funny horseshoe!" said Charlie, "It has no holes for the nails!"
I looked up and saw that he had taken up a small "horseshoe magnet."
"Why that isn't a horseshoe," I said. "It's a magnet."
"Magnet! What's that?"
Charlie turned it over in his hands, and pulled the bar a little. The
bar slipped so that it hung only by a corner.
"Never mind," I said, as he looked up with a scared expression. "It
isn't broken. Put the bar back."
Charlie put it back, and it sprung into place with a sharp click.
"That's funny!" he cried again. "What made it jump so? And what makes it
stick? It doesn't feel sticky."
"We call it magnetism," I said. "Now, take hold of the bar, and see if
you can pull it straight off."
"I can't.
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