active activities adventure adventure-playground children children’s-playground climbing cubby equipment families fun hut kids leisure light lookout park playground playing rocks safety shade shaded shadows shady shelter suburban sunlight sunshine trees angles arm basket cherry-picker danger dangerous electricity elevated elevation external Harness height heights high hydraulics insulators lifting machinery on-high perspectives power power-lines power-pole raised raised-platform raising repair-crew replace replacement replacing risks risky safety-harness service trucks up-high vehicles work workman workmen art bouncer bouncing butterfly children’s-play-area colors colours community enjoying enjoyment green outdoor outdoor-play-equipment play play-area public public-space recreation recreational sheltered spring springing surface symmetry adults color colored colorful coloring colour coloured colourful colouring leisure-area multiple-activities opportunities parental-supervision parents play-equipment playcenter playcentre safe-play slides supervise supervision toys under-cover variety youngsters