Create your own sparkling bath bombs and learn the science behind the fizz with the YOUniverse Crystal Bath Bombs STEAM kit! Complete with coconut oil, fun-shaped bath bomb molds, pre-made bath bomb mixture, vibrant colors, soothing fragrances, body glitter, and even bath crystals, this DIY bath bomb kit has everything you need to transform bath time into an out-of-this-world experience. Work like a real cosmetic scientist as you follow the fully illustrated instructions to mix up your ingredients and fill the bath bomb molds with mica powder colors, gold glitter, and lavender or berry scents! Sprinkle some colorful bath crystals on top of your designs for an out-of-this-world finishing touch, then watch acid and base chemistry in action as you drop your galactic creation in the tub! This hands-on STEAM kit doesn’t just make learning fun and creative, every component included is designed with clean beauty products free from parabens, phthalates, and harsh chemicals! This set includes 1 tub of coconut oil (30g), 1 round bath bomb mold, 1 heart-shaped bath bomb mold, 1 hexagon bath bomb mold, 5 bath bomb mixture packets, 1 bag of baking soda (6 oz), 3 mica powder colors (1 purple, 1 teal, 1 pink), 2 fragrance droppers (1 lavender, 1 berry), 1 bag of gold body glitter (1g), 2 bags of colorful bath crystals (1 pink, 1 teal), 1 bonus poster, and easy-to-follow instructions.