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10 Henry was born sixteen years after Thomas. He got in a heap of
trouble, too. He was always doing experiments instead of his chores
because he just had to see how things worked.
11 Henry was curious about windup toys. He took his sister’s toys
apart, but couldn’t always get them back together.
12 Henry was curious about the rushing river. He built a dam and
waterwheel to catch its energy, but flooded the neighbor’s field instead.
13 Most of all, Henry was curious about engines—machines that
chugged and purred, hiccupped and whirred. He built a steam engine
from a ten-gallon can, tin blades, and a pipe, but it exploded and set
the school fence on fire!
chugged If a machine chugged along, it moved slowly and noisily.
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