Not that I'm a stay at home mom but these are great ideas! The Stay-at-Home-Mom Survival Guide: Toddler Activities - peeling tape off the table (or fridge) develops fine motor skills (lots of ideas here)
Gross motor fun with this free printable animal movement game!!
This simple color scavenger hunt for kids is unbelievably easy to throw together and works as a great outdoor activity for kids, summer activity for kids, kids camping activity, color learning activity, and preschool color activity!