Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Really good reading

By and large, I had really lousy science teachers in high school. In the case of both math and science, it is easy to become mired in the use of formulas, endless equations and memorization, and to lose sight of the big picture, and how facinating the subject matter can be. The cartoon guides in general cover a lot of material but keep things relatively simple, illustrate (literally) concepts with pictures and utilize a good deal of humor to hold your interest. This particular book has been quite enjoyable and funny at times. It is not always easy. It took me a while to feel I had a grasp of meiosis. But I think it is important that we keep our minds sharp, and it is always a pleasure to learn new things about how the world around us works. I don't know if I ever really understood what a pleasure learning could be until I finished college...