Across
- 2. in education, eg high school
- 4. early hominid
- 6. "friends" in Spanish
- 7. epoch spanning 23.03 to 5.33 million years ago
- 10. in education, eg university, tech school
- 11. "candle" in Spanish
- 12. in education, eg elementary school
- 13. first humans appeared during this period
Down
- 1. epoch spanning 2.58 million to 11,700 years ago; the "ice age"
- 3. an instrument for measuring blood pressure
- 5. "enjoy" in Spanish
- 8. epoch spanning 5.33 to 2.58 million years ago
- 9. medical device for stabilizing the heart