We have covered plenty of geeky playing cards here in the past. The Rocket Deck 2.0 is also worth a look. It is a deck of playing cards themed on rocket science and SpaceX. It has 13 cards that cover fundamental rocket science cards. It also covers famous scientists and innovators in this field.
The Rocket Deck 2.0 also has 13 cards dedicated to Falcon 9 and other rockets. You can find out more about it here.