8. Galaxy Bath Bombs

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Galaxy bath bombs are out of this world! These bath bombs are designed to look like a swirling galaxy, complete with deep blues, purples, and blacks, and a touch of glitter for stars. To make them, divide the dry mixture into separate bowls and mix in dark food coloring like navy blue, black, and deep purple. Swirl the colors together and add silver or gold biodegradable glitter for a starry effect. Press the mixture into round molds and let it set.

Kids will be amazed at how these bath bombs create a galaxy-like effect in the water. You can also add a few drops of a space-themed fragrance oil for an extra touch. These bath bombs are perfect for space enthusiasts or as part of a science-themed activity. The swirling colors and glitter make bath time feel like a journey through the cosmos!