Some student comments concerning the difficulties:

• It was hard to create the same picture
• it is a hassle to save, it deletes a lot.
• It is hard to create crisp pictures
• it was hard to recreate the original picture
• difficult for details
• it was hard and mine got deleted
• can't undo more than one mistake using art dabbler
• Your project not saving
• hard not being able to undo more than one thing at a time
• not being able to undo
• It is hard to get a straight line
• not as much detail
• have to draw with mouse
• I like to draw a lot so sometimes the tools seemed a little more difficult to control
• my computer moves slow
• you can't use the tools as well as in real life
• hard to use if you couldn't erase something.
• all of the clicking; you can't control the mouse like you can your hand
• finding the right technique
• no time
• the tecnological difficulties