This eight-armed sea animal has three hearts.
What is an octopus?
You have these on your fingers, but koalas have them, too.
What are fingerprints?
On the Moon, footprints can last a very long time because there is no wind to blow them away. What is missing?
What is wind?
This frozen form of water can float on liquid water.
What is ice?
This state is home to Acadia National Park.
What is Maine?
These sweet orange vegetables were originally grown in colors such as purple and yellow.
What are carrots?
This is the smallest bone in your body, found in your ear.
What is the stirrup, or stapes?
This planet is famous for its giant rings made mostly of ice and rock.
What is Saturn?
These towering plants are grasses, even though some look like trees.
What is bamboo?
West Quoddy Head, one of the easternmost places in the 50 states, is in this state.
What is Maine?
This nut grows outside a fruit called a cashew apple.
What is a cashew?
Even while you sleep, this organ keeps pumping blood.
What is the heart?
A day on this planet is longer than its year.
What is Venus?
This metal is liquid at ordinary room temperature.
What is mercury?
This state has no land border with any state except Maine and Vermont.
What is New Hampshire
This familiar “nut” grows underground and is actually a legume.
What is a peanut?
This part of your eye has no blood vessels and gets oxygen from the air.
What is the cornea?
On this planet, a giant storm called the Great Red Spot has been observed for centuries.
What is Jupiter?
This everyday material is made mainly from melted sand.
What is glass?
This tiny state is the smallest in the United States by area.
What is Rhode Island?
This spice comes from the dried flower buds of a tropical tree.
What are cloves?
Your body makes this slippery liquid to help food move from your mouth to your stomach.
What is saliva?
This moon of Saturn has lakes and rivers made of liquid methane and ethane.
What is Titan?
This creature with a tail that can strike its prey can glow blue or green under ultraviolet light.
What is a scorpion?
This state is made up of islands and is the only U.S. state entirely in the tropics.
What is Hawaii?