We
have
206
____________________
.
They
are
hard
and
____________________
.
They
support
the
body
and
____________________
the
heart
,
lungs
and
brain
.
We
have
600
____________________
!
They
are
____________________
and
flexible
.
Some
muscles
move
automatically
,
for
example
,
the
____________________
.
____________________
are
where
two
or
more
bones
meet
.
____________________
attach
muscles
to
the
bones
.
This
allow
the
____________________
to
bend
.
The
hip
is
a
joint
and
so
is
the
____________________
.