Background: Bruxism in paediatric dentistry refers to the habitual grinding or clenching of teeth in children. This condition can manifest during the day or night and may have various underlying causes. Bruxism has multifactorial etiology including disturbed sleep cycle and excessive gadget use in children. Present study aimed to evaluate the knowledge and awareness of parents about bruxism in children who visited the department. Bruxism is a common concern in paediatric dentistry, presenting challenges for dental professionals and parents alike in managing and addressing its effects on a child's oral health. Methods: The study was conducted among the parents visiting the Department with their children for the treatment. A self-administered questionnaire about knowledge and awareness regarding bruxism habit, sleep cycle, and gadget use in children was made. It was shared with parents using E-methods. Data was collected and statistical analysis was done. Results: In this study, parents stated that 74.1% of children grind their teeth, and 63% of children did so while using the device. Children most frequently utilized mobile devices (51.9%), then TV (13%), electronic toys and video games (11.10%), laptops/PCs and tablets (6.50%). Before falling asleep, 81.50% of the kids used their gadgets, and after using them, 60.20% of the kids reported having trouble sleeping. Conclusions: According to this study, children who clench their teeth have disrupted sleep, and clenching of teeth is more common in children who experience stress as a result of prolonged use of gadgets. Thus, a significant relationship was seen between children's use of gadgets, sleep disruption, and bruxism.