Download or read book What's the Matter in Mr. Whiskers' Room? written by Michael Elsohn Ross and published by Candlewick Press. This book was released on 2007-08-28 with total page 52 pages. Available in PDF, EPUB and Kindle. Book excerpt: Features Mr. Whiskers and his class performing seven activities which involve playing with and learning about matter in its liquid, solid, and gaseous forms, and includes a list of materials so readers can duplicate their experiments.