math
science
history
riddles
location population size
100

43 + 50 - 17

97

100

How many pounds does the average adult human brain weigh?

3 pounds

100

What year did Bangladesh gain independence? 

1971

100

I’m always running, but I never move. What am I?

Refrigerator / River

100

New York City POPULATION

8.3 million

200

3x + 24 = 51

x = ? 

x = 9

200

How many muscles are in the human body?

206

200

What year was YouTube released?

2005

200

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

Breath

200

Sao Paulo, Brazil 

23.1 million 

300

23 + 42 + 53



149 

300

Light travels at approximately ______ miles/second SPEED

186,000 miles

300

What year did SpongeBob first air? 

1999
300

I have keys but no locks. I have space but no room. You can enter, but can’t go outside. What am I?

Keyboard

300

Tokyo, Japan 

36.9 million

400

[ sqr root (256) ] + [ sqr root (144) ] + 147

175

400

The Sun is roughly how many miles away from Earth?

93 million miles 

400

What year was Minecraft released? 

2011

400

I can be cracked, made, told, and played. What am I?

Joke

400

Dhaka, Bangladesh 

36.6 million 

500

150,000 + 273 + 9,240 + 17 + 879,654

1,039,184

500

How many gallons of water are in all the oceans on Earth?

 356 quintillion gallons

500

What year was AI invented? 

1956

500

What can travel around the world while staying in a corner?

Stamp

500

Beijing, China 

22.9 

M
e
n
u