The Non Slip Loop Knot. The strongest loop knot you can tie. Used by big game anglers worldwide. Easy to tie, far stronger and more reliable than the old fashioned strangulating figure eight knot that can substantially weaken line.
We& always wanted to build origami shapes, but it looked too hard to learn. Turns out we were wrong, we found these awesome origami tutorials that would allow any beginner to start building origami shapes.