Bartholomew and the Oobleck  by Dr. Seuss

Solids, Liquids and Gases (Starting with Science)  by Ontario Science Center

What is the World Made Of? All About Solids, Liquids, and Gases (Let’s Read and Find Out Science)  by Kathleen Weidner Zoefeld

Super Science: Matter Matters!  by Tom Adams

What's the Matter in Mr. Whiskers' Room?  by Michael Elsohn Ross

Experiments in Material and Matter with Toys and Everyday Stuff (Fun Science)  by Natalie Rompella

Charlotte's Web  by E. B. White