Well what reminds of childhood more than rain days! Were you a child who was encouraged to go outside and play in the rain? This is one of the amazing activities that I have experienced in preschool classrooms. We have a standard 'policy' that is light rain days are a right of passage for children to play in.
This book is a part of a series I created called the Gentle Readers.
Here is the Amazon link to my Gentle Reader Series
Here are my Gentle Reader books in PDF format