Margaret Warner Morley 
Little Wanderers [EPUB ebook] 
(Illustrated Edition)

Engaging account of why seeds travel and how they do it. Learn how some seeds fly, others float, and still others are shot away. Then find out two ways in which animals play a role in seed dispersal. Numerous black and white illustrations complement the text. Suitable for ages 8 and up.
This book is a great find for teachers in K — 3. It also has nice pictures that are realistic. In addition it could be used on a field trip of exploration.