You’re right that most books about evolution are aimed at an audience 5 or 6 years old and older. But I think that the way you’ve written your book . . . it’s elegant simplicity and focus on movement . . . makes it very appropriate for your target age group. There are a number of Early Childhood Montessori teachers on the Network who would be the perfect people to ask. You can go through the profiles and ask them directly if they are Contributing Members.