Weird Animals
Food Science
Science in Movies
Gross but True
Brain Teasers
100

The part of the cell that contains DNA

nucleus

100

The bubbles in soda are made of this gas.

carbon dioxide

100

In Finding Nemo, Nemo is this kind of fish.

clownfish

100

Your body produces about a liter of this sticky liquid per day.

saliva

100

I’m light as a feather, but even the strongest person can’t hold me for long.

breath

200

These are the “building blocks of proteins.”

amino acids

200

This vitamin in oranges helps prevent scurvy

vitamin C

200

In Frozen, Elsa’s powers let her manipulate this state of matter.

Solid ice

200

The loudest sound your body can make (other than screaming).

sneeze

200

The more of me you take away, the bigger I get.

hole

300

This animal can survive being frozen solid and then “come back to life.

wood frog

300

Popcorn pops because of this inside each kernel.

water

300

In Wall-E, humans live on this kind of spaceship.

Axiom

300

This creepy crawly insect can live for weeks without its head.

cockroach

300

I go up but never come down.

your age

400

This system in the human body pumps blood.

circulatory system

400

This food doesn’t spoil, even after thousands of years.

honey

400

In Interstellar, the astronauts travel through this kind of cosmic shortcut.

wormhole

400

Your skin sheds about this many pounds of dead skin cells each year

1–2 pounds

400

Forward I’m heavy, backward I’m not.

“ton”

500

This animal has 3 hearts and blue blood.

octopus

500

This spice was once so valuable it was traded like gold

black pepper

500

In Avatar, the alien moon where humans mine for unobtanium is called this.

Pandora

500

This tiny creature lives on your eyelashes.

mites (Demodex)

500

What has hands but cannot clap?

a clock

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