preliminary sketch - Negative Numbers are Dangerous

My daughter's math teacher was showing them how to use a graphing calculator, and said "Negative numbers are dangerous." She meant if you don't input them right, you get the wrong answer, but I took it this way.

Go Math Academy - Part 1

Go Math Academy is an online math program for Houghton Mifflin Harcourt, for kids up to grade 8, and I really enjoyed working on it! Here are some backgrounds I did for one of the lower grade programs. I always liked science fiction as a kid - if you had told me then that I would grow up to draw giant space stations as a job I would have been incredibly happy. Come to think of it, that was the case when I was working on it, even not knowing that as a kid!