Centering the clay is the most important part of wheel throwing. Even the best-wedged lump will be nothing without proper centering. Centering is done by lubricating the lump with water, and applying a firm but guiding hand to it. The potter then practices coning, which is moving the clay up and down to make the clay more malleable. A firm and guiding hand is needed to assist small children as they learn to make decisions. Social standards and morals have not been fully comprehended yet, so it is easy for a small child to start off on the wrong foot here.

The potter now opens the centered mass rotating beneath his hands. This is done by forming a depression in the top and inserting his thumbs down to one half inch of the bottom. Then, the sides are pulled outward to the desired diameter. The potter firms or re-centers the rim

Some topics in this essay:
, guiding hand, firm guiding hand, pot pulled, bone dry, firm guiding, pot grows, pressure rim, firing pot, trimming pot, outside hand, hand inside,