THANK YOU so much for your interest in my product. I am very happy to provide you with some great tools to increase your students skills in Science as Inquiry! This lab is filled with lots of WATER fun! Have paper towels handy and enjoy the show. Your students are sure to learn so much about measuring volume and real life application in this FUN, engaging experiment. Please continue to look for my products in my Tpt store: Jill Bessetti