Investigates the developmental priority of identity conservation as contrasted with equivalence conservation using quantity and number conservation tasks. (Author/AJ)

Author discusses the importance and purpose of her course on child development that was given to young adults. (LF)

Soviet investigation of the development of verbal inhibition of preseverative manual behavior are reviewed. Non-soviet investigations of verbal-manual interaction are considered in relation to the Soviet view of the development of voluntary behavior; and it is argued, on the basis of this evidence, that the Soviet position need not stand or fall…

Television for children can help them broaden their experiences, develop values and understand more about human feelings. An example of this type of educational television is Ripples," a series of 15-minute color programs for in-school viewing by children in kindergarten and early primary grades. (AJ)

Questions the efficiency, economy, and learning benefits of formal instructional programs at the preschool level, particularly for middle class children. Concludes that academic preschool for this group is undesirable. (DR)

Results support view that development of part-whole perception is mediated by logiclike perceptual regulations. (MH)

Training increased conservation responding but not verbalization of conservation principles. Stimulus desirability did not affect presence of conservation even in laboring-class subjects. (MH)

Contrary to previous findings, children as young as 3 1/2-4 years of age exhibited the ability to use nonverbal, ikonic mediation. Production deficiencies and inefficiencies were more common than mediation deficiencies and inefficiencies. (MH)

Evaluates validity of the Denver Developmental Screening Test used for assessing the development of preschoolers. (AJ)

A review of Educational Psychology: Instruction and Behavioral Change (Appleton-Century-Crofts, 1970) by Francis J. DiVesta and George G. Thompson. (DS)