Game InfoOperation S.T.A.R.T.U.P.July 17, 2012Security has been breached at the secret tree house headquarters of the kids next door. Help the kids complete operation s.t.a.r.t.u.p. to defend the tree house and defuse the threat.Game StatisticsRating 4.48Rated 470Played 58,002Embed GameEmbed Game <iframe src="//www.gameshero.com/get-game-code/bf5cd8b2509011b9502a72296edc14a0" width="600px" height="400px" frameborder="0"></iframe> ShareShare https://www.gameshero.com/games/operationstartup