Download or read book I'm a Big Sister Mommy Told Me written by Brianna Harmon and published by . This book was released on 2021-07-07 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: Share the joys of becoming a big sister. With the arrival of a new baby comes many transitions, and big sisters may need a little extra loving care to adjust to a new family member. This short story is just right to share with an older sister getting ready for an expanding family.