Different elements burn with a different coloured flame – here’s some cute examples with some of their element’s characteristics.
My son loves science, and has a great book on the periodic table of elements, it was kind of fun to research this one :)
Where to buy online
You can find the design on t-shirts in most stores, but also on other products depending on the store (e.g. hoodies, mugs, stickers, notebooks, phone cases, greeting cards, cushions, socks etc).