One simple solution to this problem is to pin from the wrong side of the block. This way the pins are not in the way of your thread and you have no tangles.
Here is a great idea from Janice –
My husband and I were putting together my sewing room, and I had a
large low 9 drawer dresser I wanted to keep for storage. So, my husband bought
a hollow core paint grade interior door and glued it to the top of the dresser
with construction adhesive. The surface of the door came matte finish, so
nothing slides around, and the 32