WHAT ARE SOME SCHOOL FUNDRAISING IDEAS?!?

I'm already being proactive for next year and I'm going to start to come up with ideas to help FUND raise money for our trip. We are hoping for a choir trip to Europe to learn about various artists. I'M VERY EXCITED. Although, we need alot of ideas to support our big idea. please help....yard sales? cookie dough sales? pancake breakfasts? We've done those ...