Health
Psychology
Nature
Countries
Music
100

The largest organ in the body

Skin

100
Number of lobes in the brain

4

100

Percentage of the ocean explored 

5%
100

This capital of this country is Berlin

Germany

100

Biggest selling album of all time

Thriller Michael Jackson

200

Number of bones in the human body 

206

200

Hormone responsible for making us sleepy

Melatonin

200

Elephants are unique in their ability to not 

Jump

200

Machu Picchu is in this country

Peru

200

This person hosted the largest ever free concert

Rod Stewart

300

Name of the neurohormone released to help cope with stress

Cortisol
300

ASC stands for 

Altered State of Consciousness

300
There are estimated to be this many trees on Earth

1 trillion

300

This African country has three movies named after it

Madagascar

300

This country has the most metal bands per capita

Finland

400

Part of the brain that forms memories 

Hippocampus

400

System responsible for making us feel frightened 

Sympathetic Nervous System

400
An average size tree can make this many pencils 

170,100

400

National Animal of Scotland

Unicorn

400

This band is the first and only to have played on all 7 continents 

Metallica

500

The weight of the average human kidney

115 g

500

An ultradian rhythm controlled by our body clock 

changes in bodily functions that occur as part of a cycle shorter than 24 hours

500

The oldest tree was a ..... and is .... yrs old

Great Basin bristlecone pine  and is 4,845 years old

500

Yupik language is spoken in a region of this country

Russia 

500

Said to be the first song recorded on vinyl and was recorded in this year

French folk song "Claire de la lune" in 1860