مرکز مطالعات و توسعه آموزش

Change font color:

primary color :

second color:

Change the background color:

change font size:

Change the spacing between words:

Change the spacing between lines:

Change mouse type:

change font

By selecting the color blind mode, the images of this website will be optimized according to your color blind mode

primary red blindness green blindness blue blindness Red difficult to see Green is hard to see Blue difficult to see Monochrome conical nose monochrome nose