2:41 'Bathtub science' experiment shows surprising difference between regular and diet soda 4:16 The Science of Bath Bombs | Lab Muffin Beauty Science 3:54 Create Experiments In The Tub With Bath Bombs 4:20 Bath Bomb Making Science Project 9:09 Liquid Sand Hot Tub- Fluidized air bed 2:12 Bathtub Science 3:09 A Hot Tub Filled with Liquid Sand | Outrageous Acts of Science 7:55 HOT TUB CHEMISTRY 101: How to Keep Your Water Balanced