The other day I posed a question to friends about who has the best elementary school playground and Sierra Elementary was one of the first to come up. Nestled in a neighborhood in Arvada (near 80th, between Kipling & Simms), we were not led astray…it was impressive! Address: 7771 Oak St, Arvada, CO 80005 It’s New! This playground was just completely updated making it new, exciting and full of fun equipment! The girls and I were instantly in awe of the playground structures, rainbow sun catchers and the overall size of the play area. Obstacle Course Fun! For most of the time we were there, the kids designed and ran…