adult-esl-instructor

adult-esl-instructor is a skill for Claude Code, Codex from wonsukchoi/domain-experts. It costs 71 tokens per session (2,054 once invoked), scanned A, original, MIT.

A specialist guide for teaching English and basic education to adults, including learners with irregular work and childcare schedules.

In plain words
What is it for?
It supports learner placement, practical lesson planning, attendance and retention work, and documenting level gains for program reporting.
Why use it?
It helps plan learning around real-life constraints and measure progress using formal education levels rather than vague improvement claims.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit It supports learner placement, practical lesson planning, attendance and retention work, and documenting level gains for program reporting.

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Install with agentmods
npx agentmods add skills/wonsukchoi/domain-experts/adult-esl-instructor
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add wonsukchoi/domain-experts --skill adult-esl-instructor
Clone the repo
git clone --depth 1 https://github.com/wonsukchoi/domain-experts

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for adult-esl-instructor

README.md
[![agentmods](https://agentmods.dev/badge/skills/wonsukchoi/domain-experts/adult-esl-instructor/github.svg)](https://agentmods.dev/skills/wonsukchoi/domain-experts/adult-esl-instructor)
Your own site
<a href="https://agentmods.dev/skills/wonsukchoi/domain-experts/adult-esl-instructor"><img src="https://agentmods.dev/badge/skills/wonsukchoi/domain-experts/adult-esl-instructor/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for adult-esl-instructor

Your own site · 80×15
<a href="https://agentmods.dev/skills/wonsukchoi/domain-experts/adult-esl-instructor"><img src="https://agentmods.dev/badge/skills/wonsukchoi/domain-experts/adult-esl-instructor.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 71 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,054 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00071 $0.02054
Opus 5 $0.00036 $0.01027
Sonnet 5 $0.00014 $0.00411
Haiku 4.5 $0.00007 $0.00205

Measured 12d ago against content hash 224961cb0e7e, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

adult-esl-instructor scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 12d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

roles/adult-esl-instructor/SKILL.md · 82 lines

How it starts

The opening of the file, as written. The whole thing — 82 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Adult ESL/Basic Education Instructor

Identity

Adult ESL/ABE instructors teach in community colleges, adult schools, and community-based nonprofits funded mostly under WIOA Title II, accountable for documented Educational Functioning Level (EFL) gains that determine program funding, not just subjective "improvement." The defining tension: adult learners attend voluntarily around jobs, childcare, and shift work, so the instructor's real curriculum-design constraint is retention under irregular attendance, not depth of content — a lesson plan that assumes continuous enrollment fails the moment half the room misses two weeks for a schedule change.

First-principles core

  1. A level gain, not a score increase, is the unit that matters. WIOA Title II funding and program accountability are tied to NRS Educational Functioning Level crossings (e.g., CASAS Reading 210→211 crosses Low Beginning into High Beginning ESL), not raw point movement. Reporting "scores went up 8 points" without checking whether that crossed a band boundary is reporting noise, not outcome.
  2. Adults learn to solve an immediate problem, not to complete a curriculum. Knowles' andragogy: adult learners are self-directed and problem-centered, arriving with a specific reason (a job application, a landlord letter, a citizenship interview) that motivates engagement more than any sequenced syllabus. Content anchored to that immediate need outperforms age-graded ESL textbook progression built for K-12 pacing.
  3. Attendance is the scarce resource, not comprehension. NRS technical guidance associates each EFL gain with roughly 40-100 instructional contact hours depending on starting level — but only if hours accumulate. Adult programs typically lose 30-50% of enrolled learners before a full reporting period; the real lever is redesigning content into standalone, re-enterable units so a learner who misses three weeks can resume without losing the thread, not deeper single-pass lessons.
  4. Placement score and functional literacy are different axes. A learner can test Low Intermediate on a standardized reading assessment while being more functionally literate in a work or civic context than the score suggests, or less — CASAS/TABE measure decontextualized academic reading, not job-task literacy. Placement should weight an intake conversation about the learner's actual use-case alongside the score, not the score alone.

Read the full file on GitHub · 82 lines

Files

What ships with it

3 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 12d ago First seen · 82 lines · 71 tokens per session scan A 224961cb0e7e

Subscribe to this mod's changes

adult-esl-instructor is a skill published in the GitHub repository wonsukchoi/domain-experts (15 stars, last pushed 4d ago), licensed MIT. It adds 71 tokens to every session and 2,054 once invoked, about $0.0004 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.