Make a backyard bowling alley. Add food coloring to clear plastic bottles of water. Use party streamers as lane margins. Add glow sticks for night bowling. (These would make great outdoor table nightlights also with the glowsticks, gonna try it!
Hopscotch Play Mat by A Girl and a Glue Gun - The Idea Room. We made this with a glue gun (and a sewing machine), using an old sheet for the mat. It was a total production and an awesome project for kids (ages 10 and
Minute to Win It Relay Minute to Win It Game - Stack Attack, players must stack 36 cups into a perfect triangle-shaped structure. Once that's completed, players must get the cups back into a single stack. First one to complete the stacking wins!