Board

Boards can be made from fallen trees (aka tree trunks). They can also be made from logs. You need an axe to do it, preferably a Splitting Axe. Each tree trunk converts into 20 boards.

Constructions requiring boards:

Boards also make great items to trade for food at villages especially if you do not have a rod and your traps are empty.
 * Cellars
 * Floors
 * Doors
 * Tables
 * Benchs
 * Shutters
 * Sleeping Bunks
 * Fox Traps
 * Shortbows
 * Paddles
 * Skis