by 24kchengYe
๐ณ AI-Powered Skill Tree for Lifelong Human Learning. 30+ skills from K-12 to career & social intelligence, built on cognitive science. | ไบบ็ฑปๅ ปๆ่ฎฐ๏ผAI ้ฉฑๅจ็็ป่บซๅญฆไน ๆ่ฝๆ
# Add to your Claude Code skills
git clone https://github.com/24kchengYe/human-skill-treeGuides for using ai agents skills like human-skill-tree.
AI got superpowers through Skills and MCPs. What about humans?
In 2025, AI agents gained the ability to manipulate the real world โ through Skills, MCP servers, and tool use. Claude can now run code, query databases, control browsers, and execute complex scientific workflows. ChatGPT can browse the web, write and run programs, analyze data. Gemini can see, hear, and interact with the physical world.
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AI got its skill tree. But what about humans?
These are not hypothetical questions. They are the questions of our time.
Here's what we know from the latest research:
AI tutoring dramatically improves learning, but only with pedagogical guardrails. A large-scale randomized controlled trial published in PNAS found that GPT-4-based tutoring improved high school math performance by 48โ127%. Without structured pedagogical design, students became dependent on AI and showed reduced skill acquisition. Carefully designed guardrails (providing hints instead of answers) restored learning gains.
Spaced repetition and active recall are the most effective learning techniques known to science. A meta-analysis of 242 studies with 169,000+ participants confirmed that practice testing and distributed practice outperform all other methods, including re-reading, highlighting, and summarizing.
โ Dunlosky et al. (2013), Psychological Science in the Public Interest; Donoghue & Hattie (2021)
Algorithmically optimized spaced repetition dramatically enhances human learning. A study published in PNAS analyzing data from 12 million Duolingo learners demonstrated that computationally optimized review schedules significantly outperform heuristic methods, enabling learners to memorize more material in less time.
The science is clear: AI + cognitive science = the most powerful learning combination in human history. The gap? AI agents have no built-in pedagogical structure. They know everything but teach nothing.
Human Skill Tree fills that gap.
A collection of 33 ready-to-use AI agent skills that transform ChatGPT, Claude, Gemini, Copilot, DeepSeek, or any compatible AI into a structured, science-backed learning companion.
It's an upgrade to how AI interacts with humans who want to learn.
You: Teach me calculus
AI: Calculus is a branch of mathematics that studies continuous change. There are two main branches: differential calculus and integral calculus...
(gives you a Wikipedia-style wall of text)
You: Teach me calculus
AI: Before we start, let me understand where you are:
(assesses your level, then builds from YOUR foundation)
You: My code has a bug, help me fix it
AI: The issue is on line 12. Change arr[i] to arr[i-1]. Here's the corrected code...
(gives you the answer directly โ you learn nothing)
You: My code has a bug, help me fix it
AI: Let's debug this together. Before I look at the answer:
Try adding a print(i, arr[i]) inside the loop โ what do you see?
(guides your debugging thinking โ you learn the skill, not just the fix)
| Traditional Learning | Raw AI Chat | ๐ณ Human Skill Tree | |---|---|---| | One-size-fits-all | No structure | Adaptive + structured | | Passive (read/listen) | Q&A only | Active recall, spaced repetition, Socratic dialogue | | Single subject | Knows everything, teaches nothing | Curated paths from K-12 to career | | No social skills training | Generic advice | Culturally-aware scenario simulation | | Takes years | Instant but forgettable | Fast AND retainable |
The most meta question of our time: how do you learn about AI, using AI?
Layer 3: BUILD with AI โ Prompt engineering, fine-tuning, RAG, agents, MCP development
Layer 2: WORK with AI โ Using ChatGPT/Claude/Gemini/Copilot/DeepSeek as daily tools
Layer 1: THINK about AI โ What AI is, how it works, what it can't do, ethics, society
Layer 1 โ AI Fundamentals (everyone needs this):
Layer 2 โ AI as a Daily Tool (professionals & students):
Layer 3 โ Building AI (developers & researchers):
The paradox: The best way to learn AI is to use AI to learn about AI. Human Skill Tree provides the pedagogical structure that makes this self-referential loop actually work.
๐ณ Human Skill Tree
โ
โโโ ๐ง Phase 0: Learning How to Learn (Meta-Skill)
โ โโโ Spaced repetition, active recall, Feynman technique,
โ memory palace, mind mapping, Bloom's taxonomy, flow state
โ
โโโ ๐ Phase 1: K-12 Foundation
โ โโโ Mathematics (arithmetic โ calculus)
โ โโโ Sciences (physics, chemistry, biology, earth science)
โ โโโ Languages (50+ languages, classical & modern)
โ โโโ Humanities (history, geography, philosophy, civics)
โ โโโ Exam Systems (Gaokao, SAT/AP, A-Level, IB, CSAT, JEE...)
โ
โโโ ๐ Phase 2: University
โ โโโ University Guide (major selection, course planning, transfer)
โ โโโ STEM (CS, AI/ML, engineering, math, physics, chemistry, bio)
โ โโโ Humanities & Social Sciences (law, politics, sociology, media)
โ โโโ Business & Economics (finance, accounting, marketing, econ)
โ โโโ Medical & Health (clinical, TCM, pharmacy, psychology)
โ โโโ Arts & Design (fine arts, music, film, architecture)
โ
โโโ ๐ฌ Phase 3: Graduate & Research
โ โโโ Research Methodology (qual, quant, mixed, causal inference)
โ โโโ Academic Writing (papers, thesis, grants, LaTeX)
โ โโโ Literature Review (systematic search, synthesis, gap analysis)
โ โโโ Data Analysis & Statistics (R, Python, SPSS, Stata, spatial)
โ
โโโ ๐ผ Phase 4: Career
โ โโโ Career Navigator (exploration, planning, transition)
โ โโโ Interview Prep (behavioral, technical, case, whiteboard)
โ โโโ Civil Service ๅ
ฌๅกๅ (่กๆต, ็ณ่ฎบ, ้ข่ฏ, ๅ
ฌๆๅไฝ)
โ โโโ Tech Career (system design, algorithms, AI/ML, PM, DevOps)
โ โโโ Finance Career (CFA, modeling, valuation, risk)
โ โโโ Consulting Career (case prep, MECE, slide writing)
โ
โโโ ๐ค Phase 5: Social Intelligence
โ โโโ Chinese Social Intelligence ไบบๆ
ไธๆ
(้ขๅญ, ๅ
ณ็ณป, ้ฅญๅฑ, ้
ๆก)
โ โโโ Cross-Cultural Skills (Hofstede, business etiquette)
โ โโโ Emotional Intelligence (EQ, empath