What exactly does the Handmade Soap Coloring Specialty Program teach?

Color is an important part of art
It's not easy to teach "color mixing".
Because everyone's "color sense" (i.e., how they feel about color) is different. 

To put it more bluntly.
We can perceive colors.
It's through our eyes.
Visual information is analyzed by the brain.
The brain tells you what colors you see.
But everyone's brain may not be telling you the same thing.
It's because
Everyone has a different perception of color
This can be done by building a knowledge of color science and training in color sensitivity.
Achieve the ability to accurately judge color

The whole "coloring" thing.
What can be taught is the theory of color
Basic Concepts of Color
Relation between colors
and the concept of mixing colors

With this knowledge
It's what gives us the ability to mix colors.
Color mixing is a traceable logic.

consequently
Make a bar of soap with texture
The two most basic abilities are:
Ability to make good soap (saponification theory)
Ability to mix colors (color theory)

Various patterns and textures of soaps
It's just an extension of the technique.
You'll get there with practice.

That's why many people may have misunderstood
I thought learning technique was the most important thing.

A complete set of courses
In fact, we should start by building the basics.