Jeff.: I got graphs.
The 4 names were OK>>> I didn't know who they were tho ! (3 weeks, 3 days ago)
YourFriend: A pleasant grid, and not too hard. One thing: try to be more lenient with the free answers. The quadratic/scatter/bar/line should accept answers like 'plot' and 'chart'. (3 weeks, 6 days ago)
Anton Deck: Interesting and fun. (3 weeks, 6 days ago)
john: Great (3 weeks, 6 days ago)
john: Great! (3 weeks, 6 days ago)