Numbers
Science
Nature
Geography
Sports
100

How many zeros are in a million?

Six (6)

100

What is the chemical symbol for water?

H20

100

A baby kangaroo is called this.

Joey

100

The river the flows through Egypt.

The Nile

100

This sport uses a bow to shoot arrows at a target.

Archery

200

A century is this many years.

100

200

The largest organ on the human body.

Skin

200

Animals that are awake at night are called this.

Nocturnal

200

The largest continent on Earth.

Asia

200

The Olympic Games are held every ____ years.

Four (4)

300

How many days is 72 hours?

Three (3)

300

How many bones are in the human body?

206

300

The deepest part of the ocean is called this.

Mariana Trench

300

The smallest country in the world by land area.

Vatican City

300

Olympic sport with events like freestyle, backstroke, and butterfly.

Swimming

400

This is the number of sides on a pentagon.

Five (5)

400

The organ in your body that pumps blood.

Heart

400

The process by which caterpillars turn into butterflies.

Metamorphosis

400

Line that separates Earth into Northern and Southern Hemispheres.

Equator

400

Country famous for sumo wrestling.

Japan

500

The roman numeral for 50.

L

500

The force that pulls objects toward the center of the Earth.

Gravity

500

A natural habitat where saltwater and freshwater meet.

Estuary

500

The starting point for measuring time zones.

Prime Meridian

500

The Tour de France is a race in this sport.

Cycling