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...