Travelling with children might be much more challenging than travelling only with adult friends or family members. They do not pretend. If they are not interested in doing something, they will definitely let you know.
Maybe Poland is not such big country as United States or Australia, but it took more then dozen hours to drive from one corner of it to opposite one. Because of that, you should consider to use a plane from time to time, especially since we have a lot of connections in very reasonable pice affordable.
If you still do not know where to spend upcoming holidays, do not worry. There is one amazing and magical city that just waits to be discovered. This city is… Stockholm. If you haven’t been there yet, it is definitely worth to visit it this summer. You definitely will not be disappointed!