Not just for kids, but it is also in pilot training materials. I distinctly remember that it was how lift was explained in my PPL book.
TBF, the Handbook of Aeronautical Knowledge [1] does a better job.
[1] https://www.faa.gov/regulations_policies/handbooks_manuals/a...
Not just for kids, but it is also in pilot training materials. I distinctly remember that it was how lift was explained in my PPL book.