Geography
Space
Animals
Famous Landmarks
Science and Nature
100

This is the largest ocean on earth

The Pacific Ocean.

100

 This star sits at the center of our solar system.

The Sun.

100

This tall African animal has the longest neck of any land mammal.

The giraffe.

100

This tall iron tower is the most famous landmark in Paris, France.

 The Eiffel Tower.

100

Bees collect sweet nectar from flowers to make this golden food.

Honey.

200

 This famous desert is the largest hot desert in the world.

The Sahara Desert

200

Known as the Red Planet, it is the fourth planet from the Sun.

Mars.

200

This black-and-white bear eats almost nothing except bamboo.

 The giant panda.

200

These ancient stone tombs were built for pharaohs in Egypt.

The Pyramids.

200

Humans need to breathe this gas from the air to survive.

Oxygen.

300

This is the longest river in Africa.

The Nile River.

300

This planet is famous for its bright, icy rings.

Saturn.

300

This is the fastest land animal in the world.

The cheetah.

300

This green statue holding a torch stands in New York Harbor.

The Statue of Liberty.

300

This force pulls objects toward the center of the Earth.

Gravity.

400

Mount Everest sits on the border of China and this country.

Nepal.

400

This is the largest planet in our solar system.

Jupiter.

400

This flightless bird is the largest and heaviest bird in the world.

The ostrich.

400

This massive stone wall stretches thousands of miles across northern China.

The Great Wall of China.

400

Water freezes into ice at this temperature on the Celsius scale.

Zero degrees (0°C).

500

This continent is the coldest, windiest, and driest on Earth.

Antarctica

500

This is the closest planet to the Sun.

Mercury.

500

This giant ocean mammal is the largest animal ever known to live on Earth.

The blue whale.

500

This ancient stone arena in Rome once hosted gladiator fights.

The Colosseum.

500

Plants use sunlight to make their own food through this process.

Photosynthesis.