Final answer:
Alex and Henry are successful at babysitting because they use their experience as twins, provide engaging activities such as blocks and puzzles, and apply advice from their aunt which demonstrates social dynamics and collaborative problem-solving.
Step-by-step explanation:
The question regarding why Alex and Henry are successful at babysitting their cousins together touches on social dynamics and collaborative problem-solving. One reason they may be successful is that they understand the dynamics of working together as they are twins themselves. They might be able to employ strategies that are effective for ensuring cooperation and managing another set of twins. Additionally, Alex and Henry bring blocks and puzzles which are age-appropriate activities that can engage children positively and reduce the potential for disruptive behavior.
Another factor contributing to their success could be the ideas they obtained from their aunt, who likely has experience with the children and can offer specific advice on handling them. This application of shared knowledge within a family context is crucial in ensuring the well-being of children, especially in scenarios like fostering or sibling care, where familiarity and continuity are beneficial.