He’s Got the Whole World in His Hands by Kadir Nelson
This book is inspired by the song with the same name and it speaks about the connection between people and nature. The author narrates the joy of living in and engaging with the world as a child, in a beautiful and vast way. It would be an important book for your little ones to connect with nature and see the beautiful things there are!
You can find this book here: He’s Got the Whole World in His Hands by Kadir Nelson