Animals
History
Materials
Geology
Art
100

This black-and-white bear-like animal from China mostly eats bamboo.

What is a panda?

100

He was the first president of the United States.

Who is George Washington?

100

This material used for clothing, blankets, and curtains is made by weaving or knitting fibers from plants, animals, or synthetic sources.

What is cloth?

100

Molten rock beneath the earth's surface is called magma. This is what it's called once it reaches the surface.

What is magma?

100

This group of colors—red, yellow, and blue—can be mixed to make all the others.

What are the primary colors?

200

These animals have feathers, lay eggs, and most of them can fly.

What are birds?

200

This form of energy powers lights, machines, and many devices we use every day. Scientists like Benjamin Franklin and Thomas Edison helped us understand and use it.

What is electricity?

200

This material used for writing and drawing is usually made by pressing together fibers from plants like trees.

What is paper?

200

This type of rock is hollow and has crystals on the inside.

What is a geode?

200

This Japanese art form involves folding paper into shapes like animals, flowers, and boxes without cutting or gluing.

What is origami?

300

These animals have eight legs, no antennae, and bodies divided into two main parts.

What are arachnids?

300

This war between the North and South happened from 1861 to 1865 over issues including slavery.

What is the Civil War?

300

This clear material used for windows, bottles, and jars is made by melting sand and other minerals until it becomes smooth and solid.

What is glass?

300

This is the preserved remains or imprint of a plant or animal that lived long ago, often found in rocks.

What is a fossil?

300

This famous Italian artist painted the Mona Lisa, and was also an inventor. One of the Teenage Mutant Ninja Turtles is named after him.

Who is Leonardo da Vinci?

400

These warm-blooded animals have hair or fur, give birth to live young (mostly), and feed their babies with milk.

What are mammals?

400

This global conflict lasted from 1939 to 1945 and involved the Allies fighting against the Axis powers.

What is World War II?

400

This strong material used for tools, cars, and buildings comes from ores mined from the Earth and then melted and shaped.

What is metal?

400

There are seven of these large landmasses on Earth, including Africa, Asia, and North America.

What are continents?

400

This German composer continued writing amazing music—even after he began to lose his hearing—and created famous works like the “Fifth Symphony.”

Who is Beethoven?

500

hese animals have six legs, three main body parts (head, thorax, abdomen), and usually have wings. They are most numerous group of animals on Earth.

What are insects?

500

This 19th-century invention used Morse code to send messages quickly over long distances using electrical wires.

What is the telegraph?

500

This material, used for bottles, toys, and many everyday items, is made from chemicals often derived from oil or natural gas.

What is plastic?

500

This natural process wears away rocks and soil over time through wind, water, or ice.

What is erosion?

500

This kind of art doesn’t try to look like real people or objects — instead it uses shapes, lines, and colors to show ideas or feelings.

What is abstract art?