Under the Sweet Sixteen's table are a couple of open compartments which could be handy for storing accessories. But because they are open, they are of limited usefulness. I've looked in various shops for a basket or box that would fit in these spaces, which are only just over 5cms high. But the shallowest basket I'd seen was 6cms high.
A couple of days ago I found what I wanted:
One now holds spare needles, bobbins, the cleaning brush, etc, and another holds my ruler collection:
Speaking of rulers, here's some learning exercises I completed for the "Quilting with Rulers" Craftsy class: