This is an explanation of each step.
Models and this text made by Nakajima.
http://www41.tok2.com/home/nkj/sculpland/
The first step: Making a shape looks like T-shirt with shorts.
step00: You make a box.
step01: You add edges to the box with "Knife" tool.
step02: You increase polygons with "Smooth Shift" tool.
step03: You move the points to make the shape looks like T-shirt with
shorts.
The second step: Making a human shape
step04:You add a head, legs and arms to the shape with "Smooth Shift"
tool.
step05:Then use "SubPatch" and look the object. Maybe you notice the
end of the arms and legs are too round. So you add edges to the ends
of the arms and legs.
step06:You make the front of the head and the foot with "Smooth
Shift" tool.
step07:You add edges to the wrists ,the knees and the ankles.
step08:You move the points to make the object realistic. Then use
"SubPatch" and look the object.
The third step: Making the object realistic.
step09:The body is too plane. Several parts of the body have to be
out of that. The first you make the chest. You add points to the
chest with "Add Points" tool.
step10:You make edges between the points with "Split" tool.
step11:You make quadrangular polygons from the triangle polygons with
"Marge Polygons" tool.
step12:You move the points around the chest to make the object
realistic. Then use "SubPatch" and look the object.
step13:The next you make the stomach.You add points to the stomach
with "Add Points" tool.
step14:You make edges between the points with "Split" tool.
step15:You make quadrangular polygons from the triangle polygons with
"Marge Polygons" tool.
step16:You move the points around the stomach to make the object
realistic. Then use "SubPatch" and look the object.
step17:The next you make the both sides of the head. You add points
to the both sides of the head with "Add Points" tool.
step18:You make edges between the points with "Split" tool.
step19:You make quadrangular polygons from the triangle polygons with
"Marge Polygons" tool.
step20:You move the points around the head to make the object
realistic. Then use "SubPatch" and look the object.