The time before this class period I asked the kids to bring a beverage (appropriate for school of course). The kids can't drink soda at school, but I let them bring that and take it home. We didn't want any adult beverages showing up! I brought extras in case the kids forgot over the weekend. Now for the experiment:
Overall, the kids really liked it, and it can almost be turned into a health lesson (sugar vs. sugar substatute vs. water based beverages).