Science + Math
Wild Nature
Movies and Hollywood
Random
Riddles and Patterns
100

“2, 3, 5, 7, 11...” What kind of numbers are these?

prime numbers

100

This sea creature has no brain, no heart, and no bones

jellyfish
100

What movie’s soundtrack features the song “My Heart Will Go On” by Celine Dion?

Titantic

100

What is the most common eye color in humans?

brown

100

I’m tall when I’m young, and short when I’m old. What am I?

A candle

200

Water freezes at this temperature on the Celsius scale.

0 celsius 

200

This lake is so salty you can float without effort.

the Dead Sea


200

Which British actor is famous for playing Sherlock Holmes in the BBC series?

Benedict Cumberbatch
200

What is the national sport of Japan?

Sumo wrestling

200

What has keys but can’t open locks?

a piano

300

The process by which plants convert sunlight into chemical energy.

photosynthesis

300

This desert is so large it could fit the entire U.S. inside.

Sahara Desert

300

Who stars as the lead in The Mandalorian TV series?

Pedro Pascal

300

What year was the first iPhone released?

2007

300

I’m not alive, but I grow; I don’t have lungs, but I need air; I don’t have a mouth, and yet water kills me. What am I?

Fire

400

This is the name of the galaxy that contains our Solar System.

the Milky Way

400

This sea creature’s blood is blue (it uses copper instead of iron to carry oxygen)

horseshoe crab

400

What 1999 movie popularized the phrase “the red pill or the blue pill”?

the Matrix

400

Where is the world's largest volcano located?

Hawaii

400

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

a clock

500

This very, very tiny creature can survive being frozen solid and “come back to life.”

tardigrades (water bears)

500

This mammal lays eggs and lives in water but has a beak.

platypus

500

Which director is known for Pulp Fiction, Kill Bill, and Django Unchained?

Quentin Tarantino

500

How many humans have walked the moon?

12

500

The more you take, the more you leave behind. What am I?

footsteps