sigma

Guide learners through Socratic tutoring with mastery gating and spaced repetition.

3.8k|340|Updated Feb 4, 2026
One-click install
npx skills add https://github.com/sanyuan0704/sanyuan-skills --skill sigma
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: sigma
Source: https://github.com/sanyuan0704/sanyuan-skills/tree/main/skills/sigma
Command: npx skills add https://github.com/sanyuan0704/sanyuan-skills --skill sigma

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Enables learners to tackle any topic with a guided, adaptive tutoring framework that emphasizes mastery and self-efficacy over rote lecture.

Core Features & Use Cases

  • Socratic questioning with calibrated mastery gating to tailor the pace and focus to the learner.
  • Visual roadmaps, Excalidraw concept maps, and session persistence for long-term learning across topics.
  • Suitable for self-study, one-on-one tutoring, and collaborative learning in programming, math, science, and humanities.

Quick Start

Start a tutoring session by telling me the topic you want to learn with /sigma <topic>.

Frequently Asked Questions about sigma

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How does Socratic tutoring help me achieve mastery in a new subject?

Socratic tutoring uses guided questioning and mastery gating to adapt pacing and feedback, ensuring you reach an 80% comprehension threshold before advancing to new concepts.

Can I use this personalized tutoring for both programming and humanities topics?

Yes, this personalized tutoring supports self-study and collaborative learning across programming, math, science, and humanities by adapting its framework to your chosen topic.

How do I start a 1-on-1 mastery tutoring session for a specific topic?

You start a 1-on-1 mastery tutoring session by entering the command with your desired subject, which initializes the adaptive learning process and visual roadmaps.

What visual learning outputs are generated during an adaptive tutoring session?

Adaptive tutoring generates visual roadmaps, Excalidraw concept maps, and session dashboards to track spaced repetition, misconceptions, and overall learning progress.

Does mastery gating prevent me from moving forward if I have knowledge misconceptions?

Yes, mastery gating requires you to reach an 80% competency score by resolving tracked misconceptions through interleaving and spaced repetition before progressing.

Is spaced repetition integrated into the self-study learning process?

Yes, spaced repetition is integrated into the self-study process alongside misconception tracking and interleaving to reinforce knowledge retention and ensure long-term mastery.