random

while true do
wait(13)
local p = Instance.new("Part")
p.Parent = game.Workspace
p.Position = Vector3.new(0, 100, 0) --Change the numbers to change the local of the platform.
p.Size = Vector3.new(25, 25, 25) --Change the numbers to change the size from it.
p.BrickColor = BrickColor.new(1) --Look at the wiki and Scripting Help, the first option on the page and look for Pallete Colors to Numbers.
p.Locked = true
p.Anchored = false
wait(7)
p:remove()
end