We are having a blast with our frog unit and there are so many great frog books out there. This one is divided into questions about frogs and then the answer is given is very easy to understand language although amphibians and metamorphosis are not words I expect a two-year old to grasp, but she nevertheless loved this book and wanted it read again. The only drawback for me were the illustrations, I prefer more exact images when we are studying non-fiction.