Conversation so far:
Where did Sergei Korolev get his education?
Korolev received vocational training in carpentry and in various academics at the Odessa Building Trades School (Stroyprofshkola No. 1).
How did Sergei Korolev get started in aerospace?
Enjoyment of a 1913 air show inspired interest in aeronautical engineering.

Question: What did he do after that?
Self-contained rewrite: What did Sergei Korolev do after gaining interest in aeronautical engeneering?