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Get with the times … Electronic math is now accessible using screen readers. March 10, 2017
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Director, Access Ingenuity michaelp@accessingenuity.com Adrian Amandi
Presenters Michael Parker, MS Director, Access Ingenuity Adrian Amandi Director of the California Education Resource Center for the Blind/Visually Impaired California School for the Blind
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Challenges with Accessing Math Content Extensive use of graphics
JAWS reads Math Challenges with Accessing Math Content Extensive use of graphics Many mathematical symbols are not fully supported by screen readers Coding of math is either missing proper labeling or using incorrect labeling.
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Challenges with Accessing Math Content Screen reader examples:
JAWS reads Math Challenges with Accessing Math Content Screen reader examples: Note: alt="tex2html_wrap_inline575“ Note: exponents not conveyed
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Customize JAWS settings (See Appendix A);
JAWS reads Math Strategies: Customize JAWS settings (See Appendix A); Teach Students How to Access MathML and access sites coded with MathML
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MathML is the code used to write math on websites Example:
JAWS reads Math What is MathML MathML is the code used to write math on websites Example: 3x is coded as:
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Where Will Students Encounter MathML?
JAWS reads Math Where Will Students Encounter MathML? Standardized tests, more and more on-line textbooks, etc. Educational Materials Khan Academy Wikipedia Sites Etc.
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How to Access MathML with JAWS System Requirements and Limitations
JAWS reads Math How to Access MathML with JAWS System Requirements and Limitations JAWS 16 or above and Internet Explorer Higher math only; support can be problematic when attempting to read large tabular equations, matrices, or complex equations with multiple lines. Nemeth Braille Math Support (JAWS 17 and above)! JAWS must be set to one of the English Contracted Braille output modes
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JAWS reads Math Function Keystroke Description Enter Math Viewer
Press enter Math viewer takes you out of the main website and into the mathematical expression Move between parts of the expression Left and right arrows View a partial expression in more detail Down arrow on that partial expression A partial expression can be something like 24/5 or -8^2 Return to the prior level of expression Up arrow A lower level of an expression could be 8 in the expression -8^2 Read the entirety of the current level Insert + up arrow This will read the entire current level but not other levels Exit Math Viewer Press escape or press alt+f4 Returns you to the main site
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How to Access Khan Academy Materials Sample Pages
JAWS reads Math Sample MathML Pages Basic Math: Advanced Math How to Access Khan Academy Materials Sample Pages
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JAWS reads Math How to Create MathML MathType for Creating MathML: from MS Word
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Math Speech in MSWord Office 2016
JAWS reads Math How to Create MathML Math Speech in MSWord Office 2016 Pearson has developed a tool for Dynamic Online Accessible Math: VitalSource Content Studio: Math Editor
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QUESTIONS & ANSWERS
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JAWS reads Math: Appendix A
Announce capital letters Capital and lowercase letters are not interchangeable in Mathematical Equations Announce numbers written with a slash as fractions rather than dates For example, 1/2 should be read as one over two, not January second. Announce superscripts and subscripts This notation is common and important for Math content.
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JAWS reads Math: Appendix A
Announce all plus and minus signs Often, screen readers are configured not to announce minus signs or hyphens. Notation like -x or −x should be announced as minus x. Announce UTF-8/special characters Often, screen readers are configured not to announce characters like nabla (∇), plus or minus (±), greater than or equal to (≥), less than or equal to (≤), union (∪), or intersection (∩) that are used extensively in math. The names of these characters should be announced. These can be added to the JAWS symbol file.
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JAWS reads Math: Appendix A
Announce alt text for images Announce all images Small images are sometimes used to display symbols; these images have alt text provided and should be announced.
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JAWS reads Math: Appendix A
Optional Settings Update dictionary settings to correctly pronounce Math terms This is something you might want to do on a case-by-case basis mispronounces a Math term. Commonly mispronounced terms include: short forms of trigonometric functions like sin, cos, and tan the mathematical function lim (announce as "limit on")
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JAWS reads Math: Appendix A
-> or --> (announce as "right arrow") ≠ (announce as "not equals") Announce a series of underscore characters A series of underscore characters — typically five or more — is sometimes used in a fill-in-the-blank phrase. You can announce this with a special word, voice, or sound.
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JAWS reads Math: Appendix A
Voice settings Choose voice settings that are easiest for your students to understand math content. Some considerations: Use Vocalizer High Premium instead of Eloquence Use proofing mode Set the speed a little slower than normal Set the pitch a little lower than normal
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