Option #1 
If I had to get cream puffs for my class, I would save up money from allowance or a job. The pros are that it give me things to do and something to look forward to. The cons are that I would not be able to spend any money and would not for a while. It is a solution, but not the best in my opinion.

Option #2 
If I had to get cream puffs for my class, I would make them for my class. The pros are that it would be pretty fun. The cons are that it would take a long time and be a very hard process.

Option #3 
If I had to get cream puffs for my class, I would go to the bakery and ask the baker what I could do in exchange. The pros are that you can save money. The cons are that he might not want me to do anything.