Talk:Baking powder submarine

Principle of operation
The article does not describe how the toy actually worked. How does gas generated by the baking powder cause the toy to repeatedly surface and dive? Reify-tech (talk) 06:41, 12 March 2016 (UTC)
 * Thank you, User:LuckyLouie, for adding this information plus references. Reify-tech (talk) 15:34, 30 April 2016 (UTC)
 * I located a video available through Creative Commons license here and uploaded a screencap to Commons for use in the article. - LuckyLouie (talk) 16:14, 30 April 2016 (UTC)