Giant water bag...just a few things from Walmart and you have a $10 giant waterbed!! Easy for playing rough!
Calming jar: tell child that they need a break and may come back when everything has settled to the bottom.
yard yahtzee DIY yard game, easy to make, fun to play
fairy-tale camping x
compliment chain...my girls need some work in this department...this is a great idea!
-Night under the stars. Use a blow up kiddie pool and fill with pillows and blankets. I am SO doing this!!