DIY Backyard Playground out of lumber

Quarantine got you down? Build something fun! My 3 year old helps me build an epic play structure that supports even adults. Supply list, all wood is treated 3 4’x8’ 3/4 in plywood 4 2x6 8’ 6 4x4 12’ post 10 2x4 8’ 1 box exterior screws 10 Lag screws 4 quikrete bags 45 deck balusters 1 flashing roll Tools I Used Shovel Level Drill Angle grinder Chop saw Circular saw Square Total Cost not including tools: $350-400