WORLD HISTORY & ANCIENT CIVILIZATIONS
Space & the Solar System
Famous Scientists & Inventions
Geography Around the World
Literature & Classic Authors
100

This ancient civilization built Machu Picchu high in the Andes Mountains.

Incas

100

This planet is known as the Red Planet.

Mars

100

This scientist developed the theory of relativity.

Albert Einstein

100

This is the largest continent in the world by land area.

Asia

100

This author wrote the novel 1984, a warning about government surveillance.

George Orwell

200

This ancient people built the pyramids at Giza around 4,500 years ago.

Egyptians

200

This gas giant is the largest planet in the solar system.

Jupiter

200

This inventor is credited with creating the first practical telephone.

Alexander Graham Bell

200

This is the largest desert in the world — it may not have sand.

Antarctic Desert

200

Ray Bradbury wrote this novel about censorship and the destruction of books.

Fahrenheit 451

300

This major document signed in 1215 limited the powers of the English king and is considered an early step toward constitutional government.

The Magna Carta

300

This is the name of our galaxy, home to the solar system.

Milky Way

300

This scientist discovered gravity after observing a falling apple — or so the story goes.

Isaac Newton

300

This river is the longest in the world.

Nile River

300

This American author wrote The Adventures of Huckleberry Finn.

Mark Twain

400

This ancient trade route connected Europe and Asia for centuries, carrying silk, spices, and ideas across continents.

The Silk Road

400

This planet rotates on its side, giving it extreme seasons unlike any other planet.

Uranus

400

Alexander Fleming discovered this breakthrough in modern medicine.

Penicillin

400

This Great Lake borders Wisconsin along its eastern edge.

Lake Michigan

400

Sir Arthur Conan Doyle created this iconic character known for sharp deductive reasoning.

Sherlock Holmes

500

This ancient Middle Eastern empire built the Royal Road and is known for leaders like Cyrus the Great.

Persian Empire

500

This planet in our solar system has a day that is longer than its year.

Venus

500

The Montgolfier brothers are credited with inventing this early form of flight.

Hot‑air Balloon

500

This mountain range contains Mount Everest, the highest point on Earth. 

Himalayas (Hint: The Abominable Snowman in Monsters Inc. welcomes Mike and Sulley to it when they get banished to the human world).

500

This ancient Greek poet is traditionally credited with writing both The Iliad and The Odyssey.

Homer