Vygotsky believed that actual physical items that a child uses to learn (bencils, books, computers, etc.) as well as the intellectual and conceptual framework that the child uses to learn (language, alphabet, number/math systems, religious systems, etc.) are called

Which leader was the first african american president at two different institutions for higher learning

In griswold v. connecticut, on what did justice goldberg base his concurring opinion? the protection granted by the constitution the intention of the writers of the constitution the list of rights in the first eight amendments the human rights safe from government intervention

What is the rule relating the ratio of marginal utility to prices of two goods at the optimal choice? explain why, if this rule does not hold, the choice cannot be utility-maximizing.