柠檬自习室-线上自习室 (Lemon Study Room - Online Study Room) is a refreshing and cute online study tool designed to help users cultivate a regular study habit. It enables users to focus better on their studies, providing reminders and check-in features. With features like studying online with classmates, choosing preferred study rooms, realistic classroom simulations, daily study statistics tracking, and meticulously designed icons, this app aims to enhance users' concentration and study efficiency.

Concentration is a psychological state during an activity, whether static or dynamic, interesting or dull, involving cognitive functions like perception, memory, thinking, imagination, execution, and feedback. Factors influencing concentration include the inherent appeal of tasks, social connections, physical and emotional states, and willpower. To improve concentration, engaging in interesting activities, enhancing social interactions, sensory integration training, and emotional expression control are recommended.