Plants and Animals
The Human Body
Space
Physics
Weather and the World
100

These animals have three body segments and body parts such as antennae and compound eyes. 

What are insects?

100

This is the name of the bone that protects our brain.

What is the skull?

100

This planet is the closest to the Sun

What is Mercury?

100
This is what something does, particularly a liquid, when the temperature gets too cold. 

What is freeze?

100

This substance covers most of planet Earth. 

What is water?

200

This is considered the baby stage of a plant's life.

What are seeds?

200

Our bodies do this on hot days to keep cool. It is one of our adaptations. 

What is sweat?

200

This satellite is Earth's cosmic companion. It lights up the night sky.

What is the moon?

200

This is what happens some solid objects when the temperature is too high. 

What is melt?

200

This is something used by travelers, particularly sailors, to know where they are and where they need to go. It is still used today, not just by sailors. 

What is a map?

300

This type of animal is cold-blooded, lays eggs, and has scales. 

What is a reptile?

300
In science, this word is what we call things that our body does not need. We might also use this word to mean "garbage."

What is waste?

300

Although it is not the closest planet to the Sun, it is the hottest. Known as Earth's sister planet. 

What is Venus?

300

This force is what an airplane uses to move forward. 

What is thrust?

300

This is a tool used to determine which direction you are traveling: North, East, South, or West. 

What is a compass?

400

This is the action a plant takes to take in water using its roots, or to take in sunlight using its leaves. 

What is absorb?

400

This word is used to describe the pump of blood you feel in parts of your body, like your wrist or your neck. 

What is the pulse?

400

This word is used to describe something very far away in space by saying how long it takes to get there. 

What is a lightyear?

400
This person was a great mathematician and scientist who, while at home, observed an apple fall from a tree and developed the law of gravity.

Who is Sir Isaac Newton?

400

These substances make up our whole world. There is an entire table dedicated to organizing them by atomic number. 

What are elements?

500

This is the name of the middle body segment of an insect. It is where an insect's legs or wings are attached.

What is the thorax?

500

This type of food is essential for a healthy body. You can find it in meats like chicken and beef, as well as in vegetables like broccoli. 

What is protein?

500

This is the name given to our galaxy.

What is The Milky Way

500

Everything is made of matter, and these are the three states, or forms, of matter.

What is solid, liquid, and gas?

500

This is what we call the process by which water from Earth's surface travels up into the atmosphere, forms a cloud, and then returns to Earth's surface as rain, snow, or even hail. 

What is The Water Cycle?

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