Young children would rather explore than get rewards
Given the choice, young children will pass up rewards they know they can collect in order to explore other options. The research, which was done on 4- to 5-year-old children, found that children continued to explore options besides high-value rewards to determine if other choices would create a better “value.”
https://www.sciencedaily.com/releases/2020/08/200812153637.htm