While the directions recommend you twist the support bars by hand, I would finish the assembly with a few light taps on each side from a mallet.

The assembly was very easy, but you must follow the instructions because two pieces look alike but are needed in different parts of the organizer

Easy assembly (albeit

The assembly was also really easy

Easy assembly, and great for the kids room....not super sturdy, so I wouldn't recommend for heavy storage.

Assembly was clear and took less than 30 minutes

Assembly was pretty easy and it arrives in a small box.

Awesome storage, sturdy, easy assembly.

Assembly is easy just a bit tricky at times to line up both sides if you do it alone.

I believe there is more than once because I'm starting to notice the bookshelf lean as I add more books or oddities to it