Robots
A
is
a
.
But
it
is
not
just
any
machine
.
It
is
a
special
kind
of
machine
.
It
is
a
machine
that
moves
.
It
follows
.
The
instructions
come
from
a
.
Because
it
is
a
machine
,
it
does
not
make
mistakes
.
And
it
does
not
tired
.
And
it
complains
.
Unless
you
tell
it
to
!
are
all
around
us
.
Some
robots
are
used
to
make
things
.
For
example
,
robots
can
help
make
.
Some
robots
are
used
to
places
.
For
example
,
robots
can
help
explore
volcanoes
.
Some
robots
are
used
to
things
.
These
robots
can
help
vacuum
your
.
Some
robots
can
even
recognize
.
They
can
be
used
to
help
answer
calls
.
Some
robots
like
humans
.
But
most
robots
do
not
.
Most
robots
just
look
like
machines
.