Planet Bath Bombs Grades: K-12 Number of Students: 1 Highlights: Dive into kid-friendly chemistry with a set of planet-themed bath bombs you crafted yourself! Mix together citric acid, baking soda, cornstarch, and food coloring to make a variety of colorful bath bomb powders. Use a set of molds to shape the powders into multi-layered bath bombs inspired by the layers of the Earth. Then drop your bath bombs into the water to see a frothy, fizzy chemical reaction! Features: Just add water: everything you need to make four multicolored bath bombs Planetary fun: create bath bombs inspired by real-life and make-believe planets Fizzy chemistry: experiment with scents, colors, and more to make custom bath bombs One project can make 3-6 unique bath bombs. Curriculum or Lesson Topics: Color Mixing Chemical Reactions Planetary Layers What’s Included: baking soda 5oz (144g) citric acid 2.5 oz (73g) cornstarch 2.5 oz (73g) epsom salt 2.5 oz (73g) olive oil 0.6 oz (18ml) 3 food coloring bottles each .17 fl oz (5ml) spray bottle 3 paper bowls 6 molds mess mat tube gloves illustrated instruction book