There’s an old saying: “If you don’t know a knot, tie a lot.” It’s funny advice, really. Outdoor sports enthusiasts should know lots of knots, but we should know how to tie them correctly every time.

Plushy, touchable knot pillows beg you to reach out and squeeze them. These popular accent pieces aren't too hard to find in stores, even for discount prices. However, making your own for pennies — or ...