curriculum-review-accessibility

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Chinese

Accessibility Validation & UDL Compliance

可访问性验证与UDL合规性检查

Ensure all curriculum materials meet accessibility standards and implement Universal Design for Learning principles for all learners.

确保所有课程材料符合可访问性标准，并为所有学习者落实通用学习设计（UDL）原则。

When to Use

适用场景

Validate WCAG 2.1 compliance
Check UDL implementation
Test screen reader compatibility
Verify keyboard navigation
Ensure accessible formats

验证WCAG 2.1合规性
检查UDL原则落实情况
测试屏幕阅读器兼容性
验证键盘导航可用性
确保内容格式具备可访问性

Required Inputs

必要输入项

Materials: Digital content, documents, multimedia
Standards: WCAG 2.1 Level (A, AA, AAA)
Platform: Web, PDF, LMS, etc.

材料：数字内容、文档、多媒体资源
标准：WCAG 2.1等级（A、AA、AAA）
平台：网页、PDF、LMS等

Workflow

工作流程

1. WCAG 2.1 Compliance Check

1. WCAG 2.1合规性检查

Perceivable: ✅ Text alternatives for non-text content ✅ Captions and transcripts for multimedia ✅ Content can be presented in different ways ✅ Sufficient color contrast (4.5:1 minimum) ✅ Text can be resized to 200%

Operable: ✅ All functionality available via keyboard ✅ Enough time to read and interact ✅ No content that causes seizures (flashing) ✅ Navigation is clear and consistent ✅ Input purposes identified

Understandable: ✅ Text is readable and predictable ✅ Pages appear and operate predictably ✅ Input assistance for errors ✅ Labels and instructions provided

Robust: ✅ Compatible with assistive technologies ✅ Proper markup and semantics ✅ Name, role, value for all components

可感知性: ✅ 非文本内容的文本替代方案 ✅ 多媒体内容的字幕与文字记录 ✅ 内容可通过多种方式呈现 ✅ 足够的色彩对比度（最低4.5:1） ✅ 文本可放大至200%

可操作性: ✅ 所有功能可通过键盘操作 ✅ 预留充足的阅读与交互时间 ✅ 无引发癫痫的闪烁内容 ✅ 导航清晰且一致 ✅ 明确输入用途

可理解性: ✅ 文本可读且可预测 ✅ 页面显示与操作逻辑一致 ✅ 提供错误输入辅助 ✅ 提供标签与操作说明

健壮性: ✅ 兼容辅助技术 ✅ 正确的标记与语义化 ✅ 所有组件具备名称、角色与值定义

2. UDL Principles Assessment

2. UDL原则评估

Multiple Means of Representation:

✅ Visual AND textual information
✅ Audio descriptions available
✅ Content in multiple formats
✅ Key vocabulary defined
✅ Background knowledge activated

Multiple Means of Engagement:

✅ Student choice opportunities
✅ Relevance and authenticity
✅ Appropriate challenge level
✅ Collaboration options
✅ Self-reflection prompts

Multiple Means of Expression:

✅ Multiple assessment formats
✅ Varied response options
✅ Scaffolds for practice
✅ Tools and supports available
✅ Progress monitoring

多种表征方式:

✅ 同时提供视觉与文本信息
✅ 提供音频描述
✅ 内容支持多种格式
✅ 关键词汇有定义说明
✅ 激活背景知识

多种参与方式:

✅ 为学生提供选择机会
✅ 内容具备相关性与真实性
✅ 挑战难度适中
✅ 提供协作选项
✅ 包含自我反思提示

多种表达形式:

✅ 多种评估格式
✅ 多样化的响应选项
✅ 提供练习支架
✅ 提供工具与支持资源
✅ 进度监控机制

3. Generate Accessibility Report

3. 生成可访问性报告

markdown

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markdown

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Accessibility Review: [TOPIC]

Review Date: [Date] Standards: WCAG 2.1 Level AA, UDL Materials: [List]

Compliance Status

WCAG 2.1: [Pass/Fail] - [X/Y criteria met] UDL Principles: [Excellent/Good/Fair/Poor] Overall: [Ready/Needs Revision]

WCAG Issues Found

Critical (Level A) - Must Fix

[Location]: Missing alt text for diagram
- Impact: Screen reader users cannot access content
- Fix: Add descriptive alt text: "[description]"

[Location]: Missing alt text for diagram
- Impact: Screen reader users cannot access content
- Fix: Add descriptive alt text: "[description]"

Important (Level AA) - Should Fix

[Location]: Color contrast 3.2:1 (needs 4.5:1)
- Impact: Low vision users struggle to read
- Fix: Darken text or lighten background

[Location]: Color contrast 3.2:1 (needs 4.5:1)
- Impact: Low vision users struggle to read
- Fix: Darken text or lighten background

Enhancement (Level AAA) - Nice to Have

[Location]: No sign language interpretation
- Impact: Deaf users who prefer sign language
- Fix: Consider adding sign language video

[Location]: No sign language interpretation
- Impact: Deaf users who prefer sign language
- Fix: Consider adding sign language video

Document Accessibility

PDF Review:

❌ Headings not tagged
❌ Reading order incorrect
✅ Searchable text
❌ Form fields unlabeled

Fixes Needed:

Tag all headings with proper levels
Fix reading order in Acrobat
Add labels to form fields

PDF Review:

❌ Headings not tagged
❌ Reading order incorrect
✅ Searchable text
❌ Form fields unlabeled

Fixes Needed:

Tag all headings with proper levels
Fix reading order in Acrobat
Add labels to form fields

Multimedia Accessibility

Videos:

❌ No captions
❌ No transcript
❌ No audio description

Fixes: Add captions, transcripts, audio descriptions

Videos:

❌ No captions
❌ No transcript
❌ No audio description

Fixes: Add captions, transcripts, audio descriptions

UDL Implementation

Representation (Why)

✅ Strengths:

Multiple formats provided (text, video, diagrams)
Vocabulary defined ⚠️ Gaps:
No audio version of readings
Limited visual alternatives

✅ Strengths:

Multiple formats provided (text, video, diagrams)
Vocabulary defined ⚠️ Gaps:
No audio version of readings
Limited visual alternatives

Engagement (How)

⚠️ Strengths:

Some choice in topics ✅ Gaps:
Limited collaboration options
No self-regulation scaffolds

⚠️ Strengths:

Some choice in topics ✅ Gaps:
Limited collaboration options
No self-regulation scaffolds

Expression (What)

⚠️ Strengths:

Two assessment format options ❌ Gaps:
No assistive technology support
Limited scaffolding tools

⚠️ Strengths:

Two assessment format options ❌ Gaps:
No assistive technology support
Limited scaffolding tools

Keyboard Navigation

✅ All buttons keyboard accessible
❌ Skip navigation link missing
❌ Focus indicators insufficient

✅ All buttons keyboard accessible
❌ Skip navigation link missing
❌ Focus indicators insufficient

Screen Reader Testing

⚠️ Mostly compatible
❌ Some tables not properly structured
❌ Links not descriptive ("click here")

⚠️ Mostly compatible
❌ Some tables not properly structured
❌ Links not descriptive ("click here")

Recommendations

Priority 1 (Legal Compliance)

Add alt text to all images
Provide captions for videos
Fix color contrast issues
Tag PDF headings

Add alt text to all images
Provide captions for videos
Fix color contrast issues
Tag PDF headings

Priority 2 (UDL Implementation)

Offer audio versions of text
Add student choice opportunities
Provide multiple expression formats
Include collaboration options

Offer audio versions of text
Add student choice opportunities
Provide multiple expression formats
Include collaboration options

Priority 3 (Enhancement)

Add audio descriptions
Provide sign language
Enhance keyboard navigation

Artifact Metadata:

WCAG Compliance: [Level]
UDL Rating: [Score]
Critical Issues: [Count]
Ready: [Yes/No]

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Add audio descriptions
Provide sign language
Enhance keyboard navigation

Artifact Metadata:

WCAG Compliance: [Level]
UDL Rating: [Score]
Critical Issues: [Count]
Ready: [Yes/No]

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4. CLI Interface

4. CLI 界面

bash

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bash

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Full accessibility review

/curriculum.review-accessibility --materials "curriculum-artifacts/" --standard "WCAG2.1-AA"

PDF-specific

/curriculum.review-accessibility --pdf "student-handout.pdf"

UDL focus

/curriculum.review-accessibility --focus "udl" --lessons "lessons/*.md"

Help

/curriculum.review-accessibility --help

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/curriculum.review-accessibility --help

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Exit Codes

退出码

0: Fully compliant
1: Issues found
2: Cannot load materials
3: Critical accessibility barriers

0：完全合规
1：发现问题
2：无法加载材料
3：存在严重可访问性障碍