Forty years ago Dr. Roger Williams, a University of Texas biochemist, published this groundbreaking work, which is only now coming to be accepted and understood by the medical community. Until now, generalized dietary recommendations like the RDAs were the norm. This timeless classic links our biolo[...]
224 hands-on science experiments and ideas with step-by-step instructions delight and amaze children as they experience nature, the human body, electricity, floating and sinking, and more. Children participate in projects such as making a tornado in a jar, creating constellations and growing crystal[...]