This Stage 1 Let’s-Read-and-Find-Out book explains how trapping air inside soapy liquid creates bubbles-and why bubbles are always round. Blowing bubbles is a staple activity of preschool and kindergarten, and here we introduce a bit of science to go with this popular activity. This nonfiction picture book is an excellent choice to share during homeschooling, in particular for children ages 4 to 6. It’s a fun way to learn to read and as a supplement for activity books for children. What are bubbles made of Why are they always round Read and find out about the science behind soap bubbles, and learn why bubbles always go POP! This is a Level One Let’s-Read-and-Find-Out Science title, which means the book explores more challenging concepts for children in the primary grades and supports the Common Core Learning Standards, Next Generation Science Standards, and the Science, Technology, Engineering, and Math (STEM) standards. Let’s-Read-and-Find-Out is the winner of the American Association for the Advancement of Science/Subaru Science Books & Films Prize for Outstanding Science Series.