Shameless plug: I have created an Android game for learning propositional logic that's probably more suitable for younger audiences. Source code: https://githu

Shameless plug: I have created an Android game for learning propositional logic that's probably more suitable for younger audiences. Source code: https://github.com/stefanhaustein/emojic https://github.com/stefanhaustein/emojic (the page has a playstore link which has screenshots). Have fun competing with your kids O:)