George Washington
Lesser known African countries
Fire
Caves
Keys
100

This is George Washington's birthdate

What is February 22, 1732?

100

Gabon is located in this part of Africa

What is central Africa?

100

Fire is caused by this chemical reaction

What is combustion?

100

This animal is among the most common to live in a cave 

What is a bat?

100

This is the key's common counterpart

What is the lock?

200

This tree is associated with George Washington

What is a cherry tree?

200

This country in Africa is also a common American boys' name

What is Chad?

200

This color signifies high oxygen levels of the flames

What is blue?

200

This is what the exploration of wild cave systems is called

What is Spelunking?

200

This is the most often used metal for making a key 

What is brass?

300

He was this old when his father died

What is 11?

300

These four colors are found on the Kenyan flag

What is black, white, green and red?

300

Fire only burns on Earth for this reason

What is there is not enough oxygen on any other planet?

300

The world's longest cave system is here

What is Kentucky?

300

Keys date back to this century

What is 600 BC?

400

This is his wife's name

Who is Martha Custis?

400

This country is bordered by Liberia and Guinea

What is Sierra Leone?

400

The Great Fire of London happened this year

What is 1666?

400

This is what a rock formation is called when it is jutting from the ceiling of a cave

What is a stalactite?

400

This is where the pin tumblers in a lock align when a key is used

What is the sheer line?

500

This is where George Washington lived

What is Mount Vernon?

500

Juba is this country's capital

What is South Sudan?

500

This was once considered an event (unofficially) at the 1900 summer Olympics in Paris

What is fire fighting?

500

Caves are formed through this process

What is Speleogenisis?

500

In ancient cultures keys symbolized this

What is power and authority?