Very enjoyable, after a slow start.

A pleasant puzzle

Tadpole

Rocket 88
This looked fiendish at first glance, then, suddenly, it wasn’t.

Figure 8 Double Loop | How to tie a Figure 8 Double Loop using Step-by-Step Animations | Animated Knots by Grog
Figure 8 Double Loop. Also known as “Bunny Ears”, it is a stable double loop in the middle of a piece of rope and is based on the simple Figure 8 knot.
— Read on www.animatedknots.com/figure-8-double-loop-knot
A smooth experience (a torus resembles a doughnut) …

“Shoehorn” took a few minutes…

