The student inspects the legs.
text: So you want to...  you want to put so that the bottom. You look at those tubes of the same size to be on the same side. So you turn that 90° towards you—90°, the other 90° on different access.
text: Mhm.
text: So that turn it, kind of.
text: Okay.
text: And then now you want them to cross the tubes so that the tubes create a cross, but one of them has to go through the other to assemble together.
text: Mmm.