International Day of Women in Science
Valentines Day History
Friday the 13th
Lunar New Year
Ramadan
100

This chemist discovered the double-helix structure of DNA through X-ray crystallography

Who is Rosalind Franklin?

100

Alexander Graham Bell filed a patent application for this invention on February 14, 1876

What is the telephone?

100

This member of the cast of Seinfeld was born on this date

Who is Julia Louis-Dreyfus?

100

Chinese Zodiac animal for the year 2026

What is a horse?

100

Length of fasting during Ramadan

What is from dawn until dusk for the entirety of the month?

200

This was the first American woman to travel to space in 1983

Who is Sally Ride?
200

This popular Valentine's Day candy originated as a lozenge

What are Conversation Hearts?

200

This heavy metal band released their debut album on this date in 1970

What is Black Sabbath?

200

The number of animals included in the Chinese Zodiac

12

200

The month in which Ramadan is celebrated in the Islamic lunar calendar

What is the 9th month?

300

This female professor at the University of Paris discovered the elements Polonium and Radium

Who is Marie Curie?

300

This Oscar winning serial killer movie was released on February 14th, 1991

What is The Silence of the Lambs?

300

This famous rapper was murdered on a Friday the 13th

Who is Tupac Shakur?

300

The Chinese New Year starts on this date

17 February 2026

300

The meal eaten pre-dawn before fasting during Ramadan 

What is Suhoor?

400

This American geneticist won the Nobel Prize in 1983 for her discovery of transposable elements ("jumping genes")

Who is Barbara McClintock?

400

There are this many US states that have a town/city named "Valentine"

What is 4 states (Arizona, Nebraska, Texas, Virginia)?

400

In order to have a Friday the 13, the first day of the month must land on this day of the week

What is Sunday?

400

The first Chinese zodiac animal

The rat

400
Holiday celebrated at the end of Ramadan

What is Eid al-Fitr?

500

According to UNESCO, this percentage of women accounts for researchers globally

What is ~30%? 

500

This English king declared Valentine's Day a holiday in 1537

Who is King Henry VIII?

500

The killer's name in the first "Friday the 13th"?

Who is Pamela Voorhees (Jason's mother)?

500

The unofficial 13th Chinese zodiac animal according to the Great Race

The cat 

500

The year in which Ramadan became an obligatory fast for muslims

What is the 2nd year of Hijra (624 CE)?

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