There are all kinds of crystals – and the idea is a bit complicated. It’s all about how atoms and molecules come together to make very specific shapes. Snowflakes are crystals and so is salt and sugar and ice. And so are a lot of stones and rocks – especially in places that have cool natural awesomeness like Sophie and Sadie are seeing on their trip visiting the US National Parks. Looks like they found a shop that sells crystals […]

Tags: coloring page, crystal, geode, National Parks, nature, souvenir, summer, traveling