Which science topics would be suited for this organizational aid? Check all that apply. looking at similarities and differences of certain types of vegetation
persuading someone of the importance of a certain scientific position
writing an analysis on how rocks are formed
listing the events in the life of a famous scientist
comparing two different types of landscapes

you, i'm trying to get a higher rank, this really ! : )

the major difference between the two is the objective and the reward of the game. candy crush has a puzzle theme with the objective of meeting a specific quota of points or objects, you are able to gain access to the next level and compete with peers on the process. on duolingo the objective is rather different, you are given sets of questions for you to answer for you to move to the next level and as for the reward, you are able to learn available language as this is an app developed to teach the user about other languages.