Final answer:
The person who believed that children would eventually learn if she taught them 3 new things each day is likely a teacher or educator who follows a teaching strategy of introducing new concepts to children on a daily basis.
Step-by-step explanation:
The person who believed that children would eventually learn if she taught them 3 new things each day is not explicitly mentioned in the question. However, based on the information provided, it can be inferred that the individual is likely a teacher or educator who follows a teaching strategy of introducing new concepts to children on a daily basis. By consistently exposing children to new information, this approach aims to promote learning and intellectual development.