Here are the audio files of Professor John (also known as Unkie) reading each of the seven Styraki booklets.
Listen to these files here online by clicking the links shown below.
The audio file will open in a new window. Note, there may be some minor editorial
differences between these recordings and the books you have purchased.
Enjoy!
Book 1: The Lava Alert
Book 2: The Big Storm
Book 3: The Fossil Bone
Book 4: The Orchard Earthquake
Book 5: The Sunken River
Book 6: The Glacier Alert
Book 7: The Missing Moon