Is it possible to have students write an essay in Spanish with all accents and diacritical marks in a Blackboard Essay test?
Yes; you can hold down the Alt key and type the ascii code for the character.
For example, Alt+0241 = ñ
Here's a list of codes: http://www.accentcodes.com/
"An educated mind without a focused will is useless. An educated mind without a loving heart is dangerous." —Winfried Deijmann.