Plants and Animals
Biology
Physics
Outer Space
Planet Earth
100

These animals have three body segments and special body parts like antennae and compound eyes. Some even have wings. 

What are insects?

100

This activity is important to do in order for humans to stay healthy and not get sick. We should do it before and after every meal and after every visit to the bathroom. 

What is washing hands?

100

This word describes something shaking very fast. Sometimes the shakes are fast enough to make noise. 

What is vibration?

100

This giant rock in space orbits the Earth and reflects the light from the Sun. 

What is the moon?

100

This is Earth's most important source of heat.

What is the Sun?

200

This word describes animals that are hunters.

What is a predator?

200

These organs are responsible for breathing. They fill up with oxygen like balloons.

What are the lungs?

200

This tool measures temperature.

What is a thermometer?

200

The first four planets of the solar system are made of this solid material. 

What is rock?

200

These underwater communities are like little neighborhoods, home to many different types of creatures, including turtles, oysters, crabs, sea stars, urchins, and many species of fish.  

What are coral reefs?

300

This part of a plant helps it to absorb sunlight and to "breathe."

What are leaves?

300

This word describes the pumping of blood through our veins that we can feel in our wrists or necks. It pumps in a steady rhythm. 

What is pulse?

300

This word is used to describe something that turns from a solid into a liquid. It usually happens to objects that get too hot. 

What is melt?

300

This planet is the largest planet.

What is Jupiter?


300

This layer of the ocean is the closest to the surface and receives the most light. This layer is home to coral reefs. 

What is the sunlight layer?

400

This special ability is how some animals, like bats or dolphins, locate food or friends even when it's hard to see. 

What is echolocation?

400

We inhale oxygen, but exhale this gas as waste. 

What is carbon dioxide?

400

This word is the unit for temperature. When reporting the temperature, we say this word after the number.

What are degrees?

400

The last four planets of the solar system are made up of this non-solid state of matter.

What is gas?

400

This layer of the rainforest is the lowest layer and gets the least sunlight. It is home to many insects as well as some of the largest animals of the rainforest. 

What is the forest floor?

500

Some plants and animals are able to absorb liquids through these small holes. They are in plant leaves, sponges, even our face.

What are pores?

500

This tool is used to listen to the heart and lungs. We see it at the doctor's office. 

What is a stethoscope?

500

This type of energy is used in x-rays. It is also related to heat energy that we feel from the Sun or from fire. 

What is radiation?

500

In 2006, this former planet was deemed too small to be a planet. 

What is Pluto?

500

This word is used to describe the rainforest with the many species of plants and animals that live within it. 

What is biodiversity?