BackLast night, Kayla thought she was awakened by a noise she heard outside of her bedroom door. When she tried to get up to see what was going on, she found she could not move. She tried to scream but could not make a sound. After several minutes, she was finally able to sit up and wondered what had just happened. The best explanation for Kayla's experience, according to sleep researchers, is that she experienced
_____ proposed a total of 18 instincts that drive human behavior.
Which situation is an example of Lev Vygotsky's concept of scaffolding?
When Helle was born, her parents agreed to allow her to participate in a research project that investigates the development of motor skills in children. Every year, Helle's parents complete a survey answering questions about how Helle's motor skills have changed. The researchers are using only one group of parents and children for the study. Helle and her parents are participating in a study that uses a _____ design.