Tell us about yourself!
If there were preservatives, it may prevent your yeast from doing its thing. Did you start the yeast in warm (not hot) water? How warm/cool is the environment, if it's too cold it won't ferment either. Just a few things to think about.
Would it be possible to get a pattern for those? I'm having a hard time trying to get the dimensions right.
6 Flask Coffee Cold Brewer
Sliding Puzzle Secret Compartment Table