Excellent set (with a few flaws) for a set that was never made by Lego. It's a shame Lego doesn't make them, there's clearly a market, but at least there are some pretty good unofficial brands that can. Don't get me wrong, there are problems. Not all parts fit perfectly, some need sanding, some need gluing. But for 10-12 years it will still be doable. As another reviewer said, start the build by super-gluing the black 6-pin connectors. Life becomes a lot easier. If you want official experiences, you can find a list of stones online and order official parts. It's a bit pricey, but I think for some it will be worth it.
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