Skip to Content

Accessibility


Webpage Accessibility

All National Center for Case Study Teaching in Science webpages pass Web Content Accessibility Guidelines (WCAG) 2.0, AA standards.

Areas of accessibility we focus on:

  • Correct page heading structure (H1–H6)
  • Alternative text for images
  • Text labels for form elements
  • Skip to Content link
  • Language attribute for HTML pages
  • Color contrast ratio of least 4.5:1 for normal text and 3:1 for large text.

PDF Case Accessibility

Currently all 870+ cases are accessible. These include:

  • Machine-readable (OCR)
  • Document title
  • Correct heading structure
  • Alternative text for images
  • Language definition
  • Tagging

PDF Answer Key & Teaching Notes Accessibility

Answer keys and teaching notes, access to which is restricted to teachers, are compliant from August 2019 on. Older ones are converted upon request.