In this task the focus is on physical knowledge about the world. Given the provided goal task in the input, describe a process that would lead to the asked outcome. This process often involves physical motions with objects, such as moving them, arranging them in a certain way, mixing them, shaking them, etc. 

To finish a wooden project and give it a satisfying sheen, you can
Use melted beeswax mixed with petroleum jelly to give it a finish

How would you create uniformity in the look of the bookshelf?
First you will want to get a fine grit sandpaper and sand every piece of wood to a smooth surface.  From there, you will want to obtain a stain or oil that will create a uniform finish when you apply it evenly and equally across all pieces.  Following that, you will want to let the wood drive in a well ventilated space before evaluating if the color you obtained was what you wanted, if not, repeat the staining process until happy.

To calm a crying baby,

make sure that it isn't wet or hungry, swaddle it, rock it, give it a pacifier, and sing to it.