One of the major advances in brain function in middle childhood is the development of:

The middle childhood is the period between ages 7 and 11.
One of the major advances in brain function in middle childhood is the development of automatization. Children this age can master plenty of skills with a little motivation and a lot of practice.
They also immerse themselves in play and it is important for them to get a lot of healthy, physical activity.

Some of her  assignments would be creation of drugs. she is a medical chemist after all so she'd need to have the necessary knowledge to make medicine which can later be sold in a pharmacy 

Idk little ngr try paying attention in school and you would know ngr