Creating Geometry tables in Desmos provides a structured way to input and explore data, especially for users who rely on screen readers or keyboard navigation. Desmos is designed to be accessible, allowing blind and visually impaired users to create tables and input values using simple keyboard commands. By using the table function, users can input x- and y-values and navigate through cells seamlessly. This accessibility enables full participation in mathematical exploration and data visualization, making Desmos a valuable tool for both students and professionals. Through keyboard shortcuts and screen reader compatibility, creating and managing tables in Desmos becomes an intuitive and efficient process: even creating 2 or more shapes.

To create a table in Desmos, follow these steps, especially if you’re using a screen reader or keyboard navigation:

Creating Geometry Tables in Desmos Using Keyboard:

  1. Open Desmos Graphing Calculator:
  • Go to the Desmos website and open the graphing calculator interface.
  1. Activate the Add Expression Button:
  • If you’re using a screen reader, navigate to the “Add Expression” field by pressing Tab until you hear the option.
  1. Enter the Table Command:
  • Type table() and hit Enter. This will create an empty table. The screen reader will announce that a table has been created, and it will move you into the table input fields.
  1. Fill in Table Values:
  • To fill in the values for your table, use the arrow keys to navigate between cells.
  • Input the x-values in the left column and the y-values in the right column.
  • After typing each value, press Enter to move to the next cell. The screen reader will confirm each input.

Navigation Commands (for Screen Readers):

  • Move to the Next Cell: Press the Right Arrow or Down Arrow to move between cells.
  • Move Back: Press the Left Arrow or Up Arrow to go back to previous cells.
  • Delete an Entry: Use Backspace to delete the contents of a cell.
  • Add More Rows: Navigate to the last row and press Enter. This will automatically add a new row for more data points.

Keyboard Shortcuts in Desmos:

  • Navigate between expressions/tables: Use the Up and Down Arrow keys.
  • Create a new table: Type table() in the expression line.

Results

By typing table() into the Desmos expression field, users can create tables and populate them with x- and y-values. Or just create a Table from menu. Screen readers will provide auditory feedback, helping users navigate through the cells and input values. Desmos’ intuitive keyboard commands make this process efficient for users relying on screen readers or those who prefer keyboard navigation.

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By Dr Denise

I and my team have a passion for teaching blind and low vision children and adults how to become independent in all areas through the use of technology and other blind skills.