So it came to my attention thanks to a kind commenter that I missed an element. "I love this project! It is beautiful, colourful and well made. But as a chemistry major I have to say you are missing an element. The place that has He right now should have Ne and He should be moved up to the same level as H." I honestly can't believe I didn't notice, but I think I looked at this so much it was all a blur. ... Read More