self-contained
Description:
There
are
2
small
red
balls
on
the
end
of
the
astro
blaster.
Remove
one
of
these
balls
and
hold
the
astro
blaster
some
height
above
the
floor
or
a
table.
Drop
the
astro
blaster
straight
down.
The
remaining
red
ball
will
be
bounced
off
the
end
of
the
peg.