* Animal sinew: Sinew is the tough, fibrous tissue that connects muscles to bones. It was often used to make bowstrings, fishing lines, and snares.
* Plant fibers: Plant fibers, such as bark, leaves, and grasses, were used to make rope, string, and baskets.
* Leather: Leather, which is made from animal skin, was used to make clothing, shoes, and bags. It could also be used to tie things together.
* Wood: Wood was sometimes used to make pegs or skewers that could be used to hold things together.
* Bone: Bone could be used to make needles or awls that could be used to sew or pierce materials together.