Young investigators discover for themselves how humans learn, as they delve into the mysteries of their shared DNA.

Figure out a little brother or sister by analysing what a very young child can see...learn about relationships through activities that analyse birth order and how siblings resolve conflict. As with all the books in our Science Fair Winners series, this refreshing volume promises creative and irresistible experiments that will awaken the scientist in every student.

This book features in the following series: Science Fair Winners, Science Projects .

This book has been graded for interest at 5-10 years.

There are 80 pages in this book. This book was published 2010 by National Geographic Kids .

Karen Romano Young is a science writer and the author of the Smithsonian doodle books Blast Off! and Oceans .