I've made several other free activities, printables, and coloring pages that are also on my store. So if you're interested if hearing about future offerings, please click on the "follow me" link when you get there.
In reading the TPT forums, it appears that some teachers like to have black and white options to save on printer ink. It often looks better to do a custom conversion, rather than just print a color image in black. So, here are the line art images in the Frogs 'n' Flowers set:
I'll be interested to see what people make with these images.