You’ve learned if EV batteries can be recycled, about the rise of electric vehicles, the six pioneering women in aerospace, and much more this year via our weekly quizzes.

Find out below which five of our quizzes were the most popular in 2023. And thank you for another year of loyal readership — you’ve all certainly made the grade. Happy Holidays! See you next year.

  1. How Much Do You Know About Radar?
  1. How Much Do You Know About MEMS?
  1. 6 Pioneering Women in Aerospace/Aeronautics
  1. The Rise of Electric Vehicles

**drum roll**

  1. Can EV Batteries Be Recycled?

And see which of our quizzes made you scratch your noodle the most in 2022.