Water balloon pinata, for those super hot days or a summer bday party.
Yet another thing I'm pretty sure I already pinned.... Bubble "Refill" Station - This mommy rinsed out the laundry detergent container several times, removed the labels, used a Sharpie to decorate it, and filled the container with bubble soap. Now kids can have easy OUTside access to fill up their own bubble shooters/toys.
popsicle stick color match
Turn inexpensive pool noodles into backyard toys...looks like fun! They sell these at Dollar Tree
painting with watercolor ice - we did this at camp this summer, and the preschoolers LOVE it