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Adaptive Tools and Technology for Teaching Visually Impaired Students Algebra and Geometry AER LOOM : Weaving a Tapestry of Services 2002 AER International Conference Toronto, Ontario, Canada July 17-21, 2002 Association for Education and Rehabilitation of the Blind and Visually Impaired

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adaptive tools and technology for teaching visually impaired students algebra and geometry
Adaptive Tools and Technology for Teaching Visually Impaired Students Algebra and Geometry

AERLOOM: Weaving a Tapestry of Services

2002 AER International Conference

Toronto, Ontario, Canada

July 17-21, 2002

Association for Education and Rehabilitation of the Blind and Visually Impaired

susan a osterhaus
Susan A. Osterhaus

Texas School for the Blind and Visually Impaired

1100 West 45th Street

Austin, TX 78756

(512) 206-9305

susanosterhaus@tsbvi.edu

http://www.tsbvi.edu/math

suggested adaptive tools and materials
Suggested Adaptive Tools and Materials
  • Math Materials
  • Basic Tools or Technology
  • Calculators
  • Drawing/Construction Tools
  • Measuring Tools
  • Student-Generated Graphics
  • Graphics Made by Others
  • Strategies and Resources
math materials braille reader
Math MaterialsBraille Reader
  • High Quality Braille Textbook
    • Nemeth Codey .k x^2"+3x+4
    • Tactile Graphics
  • Teacher-Made Materials
    • Worksheets
    • Quizzes
    • Tests
nemeth translation packages http www tsbvi edu math nemeth trans htm
Nemeth Translation Packageshttp://www.tsbvi.edu/math/nemeth-trans.htm
  • Duxbury:  DBT WIN 10.3 or MegaMathhttp://www.duxburysystems.com
  • MacKichan: Scientific Notebookhttp://www.mackichan.com
  • MAVIS Nemeth Filterhttp://www.nmsu.edu/~mavis (now closed)
math materials large print reader
Math MaterialsLarge Print Reader
  • Large Print Textbook
  • Enlarged Materials
  • Regular Print with Magnification
  • Be Alert for Color-Keyed Graphics
basic math tools braille reader
Basic Math Tools Braille Reader
  • Braillewriter
  • Braille Paper
  • Braille Eraser
  • Abacus
basic math technology braille reader
Basic Math TechnologyBraille Reader
  • Refreshable Braille
    • Braille Notetaker
    • PC with Refreshable Braille Keyboard
  • Laptop
basic math tools large print reader
Basic Math Tools Large Print Reader
  • Black Line Paper
  • Proper Writing Implement
  • Reading Stand
basic technology large print reader
Basic TechnologyLarge Print Reader
  • Desktop Computer
  • Laptop
  • Low-Vision Software
calculators for all
Calculators for All
  • Talking Scientific Calculator
    • ORION TI-34

http://www.orbitresearch.com

  • Talking Graphing Calculator
    • Accessible Graphing Calculator (AGC)

Large Display, Self-Voiced, Print and

Tactile Graphics, AudioWave

http://www.ViewPlusTech.com

braille scientific calculators
Braille Scientific Calculators

Braille Lite

  • Talking Scientific Calculator with refreshable braille
  • Graph-It (tactile graphics and audiowave) http://www.freedomscientific.com/

BrailleNote (BT or QT)

  • Talking Scientific Calculator with refreshable braille

http://www.humanware.com/

Leo Braille Display Scientific Calculator

http://www.sensorytools.com

large display graphing calculator solutions
Large Display/Graphing Calculator Solutions
  • TI Graphing Calculator

Screen Enlargement Solution http://www.education.ti.com

  • VisAble http://www.betacom.com
  • Scientific Notebook http://www.mackichan.com
  • TI-83 Trainer http://www.goldedtech.com
drawing construction tools http www tsbvi edu math mathtools htm
Drawing/Construction Toolshttp://www.tsbvi.edu/math/mathtools.htm
  • Drawing Board
  • Compass
  • Straightedge
  • Tracing Wheel
  • Braille/Print Protractor
  • Stylus and/or Pen
measuring tools http www tsbvi edu math mathtools htm
Measuring Toolshttp://www.tsbvi.edu/math/mathtools.htm
  • Ruler
  • Yardstick and Meter Stick
  • Braille/Print Protractor
student generated quick instant tactile graphics
Student-Generated Quick/Instant Tactile Graphics
  • APH Quick-Draw Paper
  • APH Picture Maker: Wheatly Tactile Diagramming Kit
  • Thermo Pen I & II http://www.repro-tronics.com
  • WikkiStixhttp://www.wikkistix.com
student generated graphics on a number line
Student-Generated Graphics on a Number Line
  • APH Number Line Device
  • Student-Made Number Lines

= [[77r77r77r77r77r33r33r33o

-1 0 1 2 3 4 5

student generated graphics on a coordinate plane
Student-Generated Graphics on a Coordinate Plane
  • Graph Paper
  • Graphic Aid for Mathematics
algebraic manipulatives
Algebraic Manipulatives
  • HANDS-ON EQUATIONS

Learning Systems

http://www.borenson.com

geometric manipulatives
Geometric Manipulatives
  • 2-D Manipulatives
  • Paper Folding
  • 3-D Manipulatives
  • Nets
preparing tactile math graphics http www tsbvi edu math tactile htm
Preparing Tactile Math Graphicshttp://www.tsbvi.edu/math/tactile.htm
  • Checklist To Determine If a Graphic Should Be Brailled
  • Checklist For Making Decisions About A Tactile Graphic
  • Basic Principles For Preparing Tactile Graphics
  • Explanation-Demonstration of How Foil Graphics are Prepared
math graphics made by others
Math Graphics Made by Others
  • APH Tactile Graphics Kit
  • Collage
  • APH Geometry Tactile Graphics Kit
  • Tactile Imaging Machine and Capsule Paper
    • Tactile Image Enhancer http://www.repro-tronics.com
    • Swell-Form Graphics Machine http://www.atcbrleqp.com
    • Pictures in a Flash (PIAF) http://www.humanware.com
math graphics made to order by others
Math Graphics Made to Order by Others
  • APH http://www.aph.org/
  • ghBraille http://www.ghbraille.com/
    • LaserLine™ Graphics
  • Tactile Vision Inc.http://www.tactilevisioninc.com/
tiger graphics embosser http www viewplustech com now 3 d
Tiger Graphics Embosser http://www.viewplustech.comNOW 3-D
  • high resolution (20 dots per inch) windows printer driver
  • prints through MS Word, graphics programs, Excel, AGC
  • Braille translation built in (Duxbury module)
  • fonts built in (DotsPlus, Duxbury)
  • flexible paper sizes – 8.5 by 11, 11 by 11.5; 17 by infinity
teaching students how to read tactile math graphs
Teaching Students How to Read Tactile Math Graphs
  • Begin at an early age
  • Start with real objects
  • Move to 3-D models
  • Then to 2-D manipulatives
  • Finally try tactile graphics on various surfaces
    • Hard plastic
    • Thermoformed Brailon of foil or collage
    • Quick Draw or Capsule/Swell/Flexi-Paper
    • Braille Paper
  • Use APH Tangible Graphs to evaluate and/or re-teach if necessary
selected teaching strategies http www tsbvi edu math teaching htm
Selected Teaching Strategieshttp://www.tsbvi.edu/math/teaching.htm
  • Collaborative/Inclusive Strategies
  • Prime Factorization on the Abacus
  • Standardized Braille Number Lines
  • Graphing on a Coordinate Plane
  • Geometric Constructions
  • Solving Quadratic Equations
  • Transformations, Line Symmetry, and Tesselations
other math resources
Other Math Resources
  • Delta http://www.delta-education.com
  • EASI – Equal Access to Software and Information for Persons with Disabilities http://www.isc.rit.edu/~easi
  • Eisenhower National Clearinghouse http://www.enc.org
  • ETA/Cuisenaire http://www.etacuisenaire.com
  • Math Forum http://www.mathforum.org
  • Science Access Project at Oregon State University http://dots.physics.orst.edu
  • TAEVIS at Purdue University http://www.taevisonline.purdue.edu