The student assembles the legs.
text: No, first you take two the  legs.
text: You take  two legs.  *unintelligible*to each other.
text: And take the largest screw.
text: From top. From the other way.  The other side.
text: One across to the other.
text: Change, change it, across to the each,to the other. One across to the other.
text: Yes.
text: And yielding  the head at the bottom.
text: No, the hex nut should be the other way.
text: Yes.