Favorite Organizing Projects

So many of us are on a roll with organizing these days that I thought it would be fun to look back on my favorite organizing projects...

Probably my all-time favorite was making a "mudroom" out of a table and some baskets:

There's my favorite hack of all time, my adjustable-height IKEA hack of a Lego table:

Some frugal ideas for jewelry organizing:

And my office in our old house (oh how I wish my current office looked like this!):

What organizing projects are you into these days?  I did the playroom before Christmas, and my linen closet a few days ago because it was at def-con a million and needed help.  Next up: every other room in my house.