Correct for a first jam !
The correlation between having to be cautious with the egg but still having to speed up is a good idea that you could iterate on. Also it was well justified by associating it to hatching.
The physics and the level design could still be improved to correspond more to this idea.
For the graphs, the chicken has a very strange charm X).
Lacks audio but, as you were alone and it was your first jam, it is totally understandable.
So pretty promising for your upcoming games.