While kids will enjoy most of my recommendations for the previous days, but you may want to make sure you save enough time for these specific outings each day:
In addition to these highlights, here are a few more attractions and events you will not want to miss if you have kids!
Winter: Sledding at Huron Hills, Ice Skating a Buhr Park, Kalahari

Summer: Top of the Park, Berry Picking, Rolling Hills Waterpark