childbirth educator Theresa Erichsen, RN, BSN, LCCE, FACCE, IBCLC, and designed to present a foetus in a simple, non-threatening manner, this set of nine weighted, pillowlike models represents the average size and weight of a foetus at nine stages of development. The back of each model features information on the developmental stage of the foetus illustrated on the front. Models provide an opportunity for mothers-to-be to visualise the foetus growing within them, highlighting the importance of antenatal care. Models represent weights ranging from 0.4 g to 3.18 kg. Set of nine models comes with presentation notes with applications for use with teen mothers and adult couples.