Rebecca W. Keller (Paperback)

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Rebecca W. Keller, Ph.D., incorporated Gravitas Publications Inc. in 2003 to develop and publish core sciences curriculum under the Real Science-4-Kids imprint. She has authored and published Real Science-4-Kids student texts, teacher manuals, and student laboratory workbooks in chemistry, biology and physics to serve kindergarten through ninth grade, available through mainstream and home school book distributors. Gravitas textbooks are used as home school texts in all 50 states and in six foreign countries, winning a 2008 Readers award from Practical Homeschooling magazine in the category of science-elementary. More than 30 private and public school systems also use Real Science 4 Kids curricula.