🧩 Common Bonds
🐶 I Got That DAWG in Me
🏆 Built Different
🌿 Touch Grass
🧠 Big Brain
100

Basket • Foot • Base

What is ball?

100

This cowardly pink dog spends most episodes protecting Muriel and Eustace from monsters, aliens, and other supernatural threats.

Who is Courage the Cowardly Dog?

100

Capable of reaching speeds of about 70 miles per hour, this spotted feline is the fastest land animal on Earth.

What is a cheetah?

100

This process allows green plants to convert sunlight, water, and carbon dioxide into sugars and oxygen.

What is photosynthesis?

100

Once considered the ninth planet, this object was reclassified as a dwarf planet by the International Astronomical Union in 2006.

What is Pluto?

200

Credit • Business • Playing

What is card?

200

This talking beagle spends much of his time atop his red doghouse imagining himself as the World War I Flying Ace.

Who is Snoopy?

200

With 23 Olympic gold medals, this American swimmer has won more Olympic titles than any athlete in history.

Who is Michael Phelps?

200

Home to more species of plants and animals than any other terrestrial ecosystem, this type of forest receives at least 80 inches of rain annually.

What is a tropical rainforest?

200

With more native speakers than any other language, this is the most widely spoken first language in the world.

Mandarin Chinese?

300

Chicken • Scratch • Goose

What is bumps?

300

Rather than fleeing from ghosts like his famous uncle, this cartoon canine usually wanted to fight them.

Who is Scrappy-Doo?

300

Despite being completed in 1889 as the entrance arch to the World's Fair, this structure remains the tallest freestanding structure in Paris.

What is the Eiffel Tower?

300

This naturally occurring event, caused by charged particles interacting with Earth's atmosphere, is better known as the Northern Lights.

What is the aurora borealis?

300

Named from Greek roots meaning "earth measurement," this branch of mathematics studies shapes, angles, distances, and the properties of space.

What is geometry?

400

Master • Family • Password

What is tree?

400

According to Greek mythology, this three-headed dog guards the entrance to the Underworld.

Who is Cerberus?

400

This Australian marsupial produces cube-shaped droppings, a feat unmatched by any other known animal.

What is a wombat?

400

This nutrient-poor biome, underlain by permanently frozen ground called permafrost, covers much of northern Alaska, Canada, and Siberia.

What is the tundra?

400

Represented by the Greek letter φ, this irrational mathematical constant is approximately equal to 1.618 and has long been associated with art, architecture, and geometry.

What is the golden ratio?

500

Blind • Double • Speed

What is limit?

500

This Japanese Akita became a symbol of loyalty after waiting nearly ten years for his owner to return.

Who is Hachikō?

500

At 8 feet 11 inches tall, this Illinois-born man remains the tallest person in recorded history.

Who is Robert Wadlow?

500

Although often mistaken for a mountain, this geologic feature is the world's largest active volcano by both area and volume.

What is Mauna Loa?

500

This is the only English letter that is never silent.

What is the letter V?