1. Accessibility Standards Compliance

1.1 WCAG 2.1 AA Compliance

Our platform is designed to meet or exceed the Web Content Accessibility Guidelines (WCAG) 2.1 Level AA standards:

• Perceivable: Information and interface components are presentable in ways users can perceive
• Operable: Interface components and navigation are operable by all users
• Understandable: Information and UI operation are understandable to all users
• Robust: Content is robust enough for interpretation by assistive technologies

1.2 Additional Standards

• Section 508 compliance for educational technology
• ADA (Americans with Disabilities Act) alignment
• IDEA (Individuals with Disabilities Education Act) considerations
• Universal Design for Learning (UDL) principles

2. Accessibility Features

2.1 Keyboard Navigation

• Full keyboard access: All interactive elements accessible via keyboard
• Logical tab order: Intuitive navigation flow throughout the platform
• Visible focus indicators: Clear visual indication of focused elements
• Skip links: Quick navigation to main content areas
• Keyboard shortcuts: Efficient access to common functions

2.2 Screen Reader Support

• Semantic HTML: Proper heading structure and landmark regions
• ARIA labels: Comprehensive labeling for interactive elements
• Alt text: Descriptive alternative text for all meaningful images
• Live regions: Dynamic content updates announced to screen readers
• Form labels: Clear and descriptive form field labeling

2.3 Visual Accessibility

• High contrast: Color combinations meet WCAG AA contrast requirements
• Scalable text: Content remains readable when zoomed to 200%
• Color independence: Information not conveyed by color alone
• Responsive design: Accessible across different screen sizes and orientations
• Clear typography: Easy-to-read fonts and appropriate sizing

2.4 Motor Accessibility

• Large touch targets: Buttons and interactive areas sized appropriately
• Click alternatives: Multiple ways to activate interactive elements
• Drag alternatives: Alternative methods for drag-and-drop interactions
• Timing flexibility: No time-based restrictions on interactions
• Error prevention: Clear instructions and confirmation dialogs

3. Assistive Technology Compatibility

3.1 Tested Screen Readers

• NVDA: Comprehensive testing with latest version
• JAWS: Regular testing and optimization
• VoiceOver: macOS and iOS compatibility testing
• TalkBack: Android accessibility testing
• Windows Narrator: Basic screen reader functionality

3.2 Browser Compatibility

• Chrome with accessibility extensions
• Firefox with accessibility features
• Safari with VoiceOver integration
• Edge with Windows accessibility tools
• Mobile browsers with assistive technology

3.3 Input Methods

• Traditional keyboard navigation
• Switch navigation devices
• Voice control software
• Eye-tracking systems
• Touch screen accessibility

4. Educational Accessibility Features

4.1 Learning Differences Support

• Multiple presentation modes: Visual, auditory, and kinesthetic learning options
• Adjustable pace: Self-paced learning without time pressure
• Clear instructions: Simple, step-by-step guidance
• Consistent layout: Predictable interface reduces cognitive load
• Error support: Gentle correction and hint systems

4.2 Cognitive Accessibility

• Simple language: Age-appropriate and clear communication
• Visual hierarchy: Clear information organization and structure
• Reduced complexity: Focused interfaces without distractions
• Memory aids: Visual and textual reminders of progress and context
• Flexible interaction: Multiple ways to complete tasks

4.3 Sensory Considerations

• Audio alternatives: Text descriptions for audio content
• Visual alternatives: Audio descriptions for visual elements
• Seizure prevention: No flashing content or rapid animations
• Motion reduction: Respect for motion preferences
• Customizable experience: User control over sensory elements

5. Known Limitations and Planned Improvements

5.1 Current Limitations

• Some mathematical expressions may require enhanced screen reader support
• Advanced audio features are planned for future implementation
• Additional language support is under development
• Enhanced customization options are being designed

5.2 Planned Enhancements

• MathML support: Enhanced mathematical expression accessibility
• Audio feedback: Sound effects and audio guidance options
• High contrast mode: Enhanced visual accessibility options
• Language support: Additional language accessibility features
• Customization tools: User-controlled accessibility preferences

6. Testing and Quality Assurance

6.1 Regular Testing Schedule

• Automated testing: Daily accessibility scans and monitoring
• Manual testing: Weekly comprehensive accessibility reviews
• User testing: Regular feedback sessions with diverse user groups
• Expert reviews: Quarterly accessibility expert evaluations

6.2 Testing Tools and Methods

• axe accessibility testing suite
• Lighthouse accessibility audits
• WAVE web accessibility evaluation
• Keyboard navigation testing protocols
• Screen reader testing procedures

7. Accessibility Support

7.1 Getting Help

If you experience any accessibility barriers while using our platform:

7.2 Feedback and Improvement

We actively seek feedback to improve accessibility:

• User experience feedback forms
• Accessibility suggestion system
• Regular community input sessions
• Partnership with disability advocacy groups

8. Third-Party Content and Tools

8.1 Content Standards

• All educational content meets accessibility requirements
• External resources evaluated for accessibility compliance
• Alternative formats provided when needed
• Regular audits of all platform content

8.2 Technology Dependencies

• Browser accessibility features leveraged
• Operating system accessibility tools supported
• Assistive technology compatibility maintained
• Standard web technologies used for maximum compatibility

9. Legal and Compliance Framework

9.1 Applicable Laws and Standards

• IDEA: Individuals with Disabilities Education Act compliance
• Section 504: Rehabilitation Act accessibility requirements
• ADA Title II: Public accommodation accessibility standards
• WCAG 2.1 AA: International accessibility guidelines

9.2 Organizational Commitment

• Accessibility integrated into all development processes
• Regular staff training on accessibility best practices
• Dedicated accessibility team and resources
• Continuous improvement and monitoring systems

10. Statement Updates and Review

This accessibility statement is reviewed and updated regularly to reflect:

• Platform improvements and new features
• Changes in accessibility standards and best practices
• User feedback and identified barriers
• Legal and regulatory updates

Next scheduled review: March 2025