blastoderm: the germinal membrane from which the organs of the embryo are formed. Explanation of Terms Used in Entomology John. B. Smith He it was who introduced the terms Keimhaut (blastoderm) and Keimblatt (germ-layer).
Child Study. Child study, also called paidology or experimental pedagogy, was the attempt to apply the methods of modern science to the investigation of children in order to discover the laws of normal child development.
School-Age Children. It refers to the idea that merely listening to classical music can boost intelligence, especially in babies. The belief was sparked by a 1993 study led by Frances Rauscher, Ph.D., in which researchers played a Mozart piano sonata to a small group of college students and then asked them to complete a spatial reasoning test.