Austin has a box of Smarties candies. Austin leaves the room, and while he is away, Michelle plays a trick on him. She removes the Smarties and replaces them with rocks. Their son, Augustin, notices this, and starts laughing knowing that his dad, Austin, will be tricked! Therefore, Augustin has mastered

During the preoperational stage when children are between the ages of 2 and 7, they struggle with ________ problems as they focus on one dimension and ignore changes in other dimensions. For example, laying out 5 candies close together versus spreading the same 5 candies out will likely lead a child in this stage to say that the second layout has more candy (even though the actual number of candies is the same).

Liduvina’s dad hides his keys under her blanket. Liduvina quickly retrieves them and plays with them. According to Piaget, what stage has Liduvina mastered?

Eight-month-old Davit was left by his father at the baby-sitter's place. The minute his father left and Davit could not see him, Davit started to cry. According to Piaget, which concept would BEST explain Davit’s behavior?

Francisco refuses to wear the color yellow because he is convinced that “yellow is for girls.” Francisco has developed this idea from interacting with his sister, whose favorite color is yellow. This example of Francisco’s beliefs and expectations about the attributes associated with maleness and femaleness, and it nicely describes which concept?

Due to the chronic conflict and anger in their relationship, Toshi’s parents decided to get a divorce. However, they are now having trouble paying Toshi’s school fees so that he can continue to attend the same preschool. Which of the following models is designed to describe the potential negative effects caused by these circumstances?

Belinda’s grandmother takes her to the pediatrician for her 1-year checkup. Belinda is very friendly towards everyone she meets in the waiting room; she didn’t show any reaction when her grandmother left her in the room nor upon her grandmother’s return. According to Mary Ainsworth (the famous attachment styles researcher), Belinda is displaying signs of what type of attachment to her grandmother, her primary caretaker?

Hector is a strict father who demands and expects obedience from his children. According to your textbook, what is Hector’s style of parenting known as?

What conclusion have developmental psychologists come to when it comes to the nature vs. nurture debate?

Benji is upset that his twin brother Max has 2 pieces of pie while he only has one. His dad rightly states that it’s the same amount of pie, it’s just that Max’s piece broke into 2 pieces as it was transferred onto the plate. Still not satisfied, Benji begins to throw a temper tantrum. In a moment of desperation, Benji’s dad cuts his piece in half saying: “There, Benji, now you have two pieces!” This worked. Benji is now happy. According to Piaget, what stage is Benji in?

June is just learning to ride a tricycle, and while riding on the sidewalk the surface changes from smooth concrete to bumpy brick. June is unsure if he should continue and looks at his mother who is smiling and urging him forward. This is an example of