The first document discusses a study that observed kindergarteners' interactions while playing video games in a family child care setting. The study aimed to understand how young children negotiate social relationships during video game play in their natural environment. Observations were the main instrument used. The second document discusses an experimental study of 108 third-grade students in Taiwan that tested the effects of computer-based video games on children. The study found that playing video games improved students' fact recall and problem-solving skills by recognizing multiple solutions. The games were found to motivate, challenge, increase curiosity and control, and promote fantasy in children.