It's perfectly normal for the baby to explore things with her mouth as they are using their senses to feel the new object. However, do ensure you maintain a high level of hygiene regularly by cleaning the toys, books as this will prevent the baby from falling ill. Do visit the infant care centre to see if their hygiene upkeep is up to standard as a clean hygiene environment & caregiver will minimise the chances of outbreak of infectious disease like stomach flu & hfmd.
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