Checkered Denim Pattern- this would be nice for placemats.
ON CANVAS! 32 Of The Best DIY Backyard Games You Will Ever Play -- Balloon darts! Fill each balloon with a number or prize on a piece of paper.
OUTDOOR SPACE GAME IDEAS: 50 outdoor summer activities for your kids to check off! A bike obstacle course, a water balloon pinata and glow in the dark bowling sound like tons of fun to me!