roblox make blocks model particles

mymodel = Instance.new("Model")
mymodel.Parent = workspace


function makeblocks()

	local block = Instance.new("Part")
	block.Parent = mymodel
	local myparticle = Instance.new("ParticleEmitter")
	myparticle.Parent = block

end

for i =1, 300 do
	makeblocks()
end

i = 0
for k,v in next,workspace.Model:GetDescendants() do
    if v:IsA"BasePart" then
		i = i+1
        v.Name = i

    end
end