Among high quality knots, the butterfly loop is perhaps the easiest to remember how to tie correctly. Start by simply making two twists in the same direction to form the two loops. Then wrap the outer loop around the standing part and pull it through the hole of the inner loop.
Camping Hack: How to Make Fire With a Lemon (Fact or Fiction?) - I thought this was a pretty clever, although not terribly practical idea. While you may not have these types of items lying around (zinc nails anyone? :)), it just goes to show you what might be possible if SHTF.
Viagens, Tendas Surpreendentes, Barraca Clara, Vela Afastado, Fogueiras, Meu Cabelo, Juízes, Glamping, E Depois