Download or read book What Did Baby Earth Look Like? Tracing Earth’s History Grade 2 | Children’s Earth Sciences Books written by Baby Professor and published by Speedy Publishing LLC. This book was released on 2022-12-01 with total page 75 pages. Available in PDF, EPUB and Kindle. Book excerpt: Scientists estimate that the Earth is more than 4 billion years old. In all these years, a lot has happened. If you have ever wondered what Earth looked like in the beginning of time, then this is the book to have. It includes information on Earth’s history and how scientists learn about the past. Read and learn.