Each colouring pack contains 15 colouring sheets and 2 activity sheets.  There are 7 packs available.
Dragon, Frog, Gecko, Goanna, Nature, Python, Skink and Snake   The Turtle pack is still being finished.  Each sheet in the pack is A4 size and one sided.
If you go to the website, hit the button Tadpoles - Activities for kids and then click on  colouring in sheets you are able to see the animals, amphibians and reptiles etc as they appear in real life for easy colouring.