Cuarto – 4th’s Post on Monday, March 20, 2017 March 20, 2017 stemcuarto UncategorizedCuarto - 4th they used the vinigar +the baking soda and then the food coloring https://clastem.edublogs.org/files/2017/03/easyblog-F9C7E3A7-E5E4-4515-BFA3-4EA877A024A4-1lc4j4w-1ea9suf.mp4