Things That Float and Things That Don't by David Adler

Adler, David. Things That Float and Things That Don't. New York: Holiday House, 2013. 32p.  

In this read-aloud, students will follow a boy, a girl and their dog as they embark on an adventure to discover things that float and things that don't.  Students will be introduced to the concept of density and the author provides extension activities that students can practice in the classroom. This book supports the Common Core Standards for measurement skills and interpretation of data.  Use this book as an introduction to math and science units in the primary classroom.