the pair that you see to the right... then in turn, i put three of those units together. i credit the glue with the success of the tables. with this stuff, you put it on and stick it together and it stays, unless you want to reposition it. but it dries pretty fast too, so you don't want to mess around too long.
the hard part was, i had to cut out the table top.
there is actually a smaller piece under the top so that it looks like the top steps in on the bottom.
then i found four of the taller pieces and cut a bit out of the bottom to 