Looking for a fun, geeky DIY project to smarten your favorite sink? How about some colorful Thing, Batman, Tardis and Hans Solo soaps? Inspired by their nerdy collection of ice cube trays, the folks at PopSugar show us how to make quick and easy soaps with microwaveable soap base. The only catch is whether or not your ice cube trays are worthy enough.
You can get lots of SF-themed molds on Amazon:
Here are the ingredients: