Rourke Educational Media Floating and Sinking—Children’s Science Book About Basic Physics, Grades 1-2 Leveled Readers, My Science Library (24 Pages) Paperback – August 1, 2011

Rourke Educational Media Floating and Sinking—Children’s Science Book About Basic Physics, Grades 1-2 Leveled Readers, My Science Library (24 Pages)

Will It Float or Sink? (Properties of Materials)

What Floats? What Sinks?: A Look at Density (Lightning Bolt Books ® ― Exploring Physical Science)