History
Technology
Science
Geography
100

How many stars on US flag?

50

100

Where did apple start?

Garage

100

What gas is important for us to breathe?

Oxygen

100

What is the tallest mountain?

Mount Everest

200

Who was the first president?

George Washington

200

Who was the first programmer?

Ada Lovelace

200

What's the hottest planet in the solar system?

Venus

200

What is the Capital of Arizona?

Pheonix

300

Where was the first Olympics?

Greece

300

When was the first iPhone introduced?

2007

300

Who Discovered Gravity?

Sir Issac Newton

300

Where is the US capital?

Washington DC

400

Who gave the Statue of Liberty

France

400

What does CPU stand for?

Central Processing Unit

400

How many teeth does an adult human have?

32 teeth

400

What is the largest state?

Alaska

500

Where was the first paper money?

China

500

When was the first computer made?

1943

500

What part of the plant does photosynthesis?

The leaf

500

What country has the largest population?

China