Avengers Party Drinks

We are a household comprised mostly of girls. Little Chef Dad is determined to educate my girls with comic book characters. That means learning all about the Avengers. Today we want to share easy recipes for non-alcoholic drinks representing some of the Avengers. My Little Chefs had a great time learning about the science behind creating the drink. How do you create the layers? Why does it work sometimes and other times it doesn't? It's great when we can mix science into anything! I ...