function OnEntered(Player)
	wait(1)
	if Player.AccountAge <= 10 then -- Age measured in days
		Player:Destroy()
		h = Instance.new("Hint")
		h.Parent = game.Workspace
		h.Text = Player.jassm11" tried to join under the age limit"
		wait(5)
		h:Destroy()
	end
end

game.Players.PlayerAdded:connect(OnEntered)