The baking powder-powered submarine is one of those simple life toys we remember from our childhoods. Whether it came from a cereal box or a comic book ad, the science behind it felt like the kind of magic that only a kid and appreciate. Well, a kid or a GenXGrownUp!
Get a Submarine! » amzn.to/2BK3OyF
Subscribe » GenXGrownUp.com/yt
Theme: “Grown Up” by Beefy » beefyness.com