Download or read book I'm Up! written by Antoinette Portis and published by HarperCollins. This book was released on 2022-01-18 with total page 25 pages. Available in PDF, EPUB and Kindle. Book excerpt: A soothing and humorous bedtime story with a baby who is still up! This is the ideal book for baby to read before lying down to sleep – at naptime or nighttime.