Group Challenges for 9/9/19

3-1. Use various commands that you have learned so far to create the list

3-2. Below is the Mathematica input and output for someone hoping to make a list of square numbers and then append the next square number to the end of that list. How should the code be modified to do these two desired operations?

squares=Table[i^2,{5}];
Append[6^2,%%];
squares

When you finish: choose one of the challenge questions from Tutorial 3 that was difficult and discuss how you approached it.