Объемные цветы крючком. Вязание - Игрушки, сувениры, подарки, схемы и описание
Here is the link:
These can be tricky to make, but manageable. I've made the grey colored one before and it was a blast, once I got the hang of it.
The charts which go with these are on the above weblink, next to the flower you want to make.
I haven't used yarn to make one of these, but I imagine that a nice (non-fuzzy) yarn would work up well in one of these patterns. :)