sh/ch/th
ship
ship
whale
whale
Alexander Miles invented automatic elevator doors in 1887.
Alexander Miles invented automatic elevator doors in 1887.
think
think
walk
walk
chunk
chunk
when
when
The traffic light was created in 1923 by a man named Garrett Morgan.
The traffic light was created in 1923 by a man named Garrett Morgan.
them
them
live
thumb
thumb
whisker
whisker
Refrigerated trucks were invented in 1940 by a man named Frederick McKinley.
Refrigerated trucks were invented in 1940 by a man named Frederick McKinley.
math
every
every
rash
rash
what
what
The first home security system was created by a woman named Mary Van Brittan Brown in 1966.
The first home security system was created by a woman named Mary Van Brittan Brown in 1966.
thank you
thank you
world
world
rich
whistle
Dr. James E. West co-invented the microphone in 1964.
Dr. James E. West co-invented the microphone in 1964.
those
those
stay
stay