amplitude
Learning a new skill.
Gray means you already know that skill green means you can learn the skill and red means your skill level is to low to learn the skill at that time.
A good 'skill' to learn and have would be a conscience.
algebra is good to learn because it will follow you onto college and it is a skill most jobs need
Not sure
You do not make skill capes you get a certain skill to level 99 and then you buy it from a master in that skill
To learn.
Click the link
Technically no, but it is an amazingly useful skill to advance what you can learn and do.
latious can learn
No.
To learn a trade or skill.