This Diving Submarine from 4M is powered by baking powder. Simply fill the submarine with baking powder, place it in water and watch as it submerges and re-surfaces over and over again. A great interactive toy that demonstrates chemical reactions. Submarine is approximately 4.5″ long. Recommended for ages 5 and up.
Diving submarine powered by baking powder
Fun way to experiment with chemical reactions
For home or classroom use
Baking powder not included
For ages 5 and up