Below are some useful educational resources to increase your learning about aerodynamics. While having fun with the whole family.
NASA, what is aerodynamics for grades 5-8
https://www.nasa.gov/audience/forstudents/5-8/features/nasa-knows/what-is-aerodynamics-58.html
NASA, dynamics of flight.
This link from NASA explains the dynamics of flight. It has a simple simulation that you can play with. It shows how airflow interacts with different surfaces at different angles.
https://www.grc.nasa.gov/www/k-12/UEET/StudentSite/dynamicsofflight.html