the channel does - even tissue paper can harden quite well. Don't use flour, though because that can make projects go mouldy if it stays wet too long. PVA glue is better.
on it. They work well with the paper, even if it is too thin for my liking. I got a couple of Kerby Roanes ones, as well, since I liked working on Animorphia. My favourite one from the new ones is Fragile World because it's full of endangered creatures, including some of my favourites, and a lot which aren't that well known outside of those who work in conservation/study Zoology. I am always impressed by his art, no
matter what subject he covers. I also like his books better than most of the colouring books out there because he doesn't resort to filling animals up with geometric shapes like some other artists who produce colouring books do.
In terms of the diversity of colour shades, it's probably the closet I can get for the colouring book that you get from mixing paints together.