The Changing Face of STEM

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Across
  1. 3. invented the 3 way traffic signal and a safety hood
  2. 5. developed inventions that led to creation of caller ID
  3. 7. developed a UV camera used in Apollo 16's flight
  4. 9. the first African-American in space
  5. 12. invented the multiple-effect vacuum evaporator
  6. 15. invented a durable hairbrush
  7. 16. creator of the super soaker water gun
  8. 19. first African American woman to receive a PhD in mechanical engineering from Howard University (the ninth character is a dash (-))
  9. 20. first African American to complete a residency in ophthalmology
  10. 21. a pioneer of the gaming industry, creating a mechanism that allowed for repeated insertion and removal of game cartridges without damaging the semiconductors
Down
  1. 1. first African-American female astronaut
  2. 2. created a line of homemade hair care products for Black women
  3. 4. received a patent for a wire precision resistor, which was used in radios and televisions
  4. 6. founded PEERCP and helped the environment
  5. 7. nicknamed the "termite lady" because of her extensive research on termites
  6. 8. a famous sculptress
  7. 10. invented the color PC monitor and the first gigahertz chip
  8. 11. invented the multiplex telegraph
  9. 13. developed electret transducer technology for microphones
  10. 14. first African American woman and first Native American to hold a pilot's license
  11. 17. invented three-dimensional viewing glasses
  12. 18. invented a lubricating cup that distributed oil over an engine's moving parts