We are having tons of fun with our new Force & Motion science unit. Today, I wanted to share a little about the Marshmallow Shooters I posted on Instagram. These were inexpensive and easy to make, but provided lots of fun learning opportunities! Here's what you'll need: Cups - I've seen others use paper cups, but I chose to use the cheap-o plastic cups. These were easy to cut and a little more sturdy. For added stability, I double stacked the cups for each shooter since there were 80 in my…