|
Ability
|
Difficulty
|
Approach
|
Tool
|
| Make hand movements |
Relating the mouse to the screen |
Use direct selection
Use mouse replacements |
 Touch
screens
Joysticks
Alternate keyboards |
| Make some hand movements |
Fine motor dexterity |
Use gross movements
Use fine movements |
 Alternate
keyboards
Trackballs
Joysticks
Access utilities |
| Use other controllable movements |
Manipulating a mouse |
Use mouse replacements |
Pointing & typing
aids
Electronic pointing devices
Switches and switch software
Interface devices
Joysticks |
|
Ability
|
Difficulty
|
Approach
|
Tool
|