This system is an amazing highway that travels through your body. It takes oxygen, nutrients, and water to all parts of your body. It carries away waste like carbon dioxide.

The heart, arteries, veins, and blood are important parts of this system.

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This system provides fuel for our bodies. It breaks the food we eat into nutrients that our bodies can use for growth and energy.

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This process begins in the mouth when we chew and swallow. Important organs in this system are the stomach and the intestines.

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Following rules is very important in this system.

Wearing seatbelts when riding in cars and buses is a rule.

One rule in this system is that helmets must be worn when riding bikes. Another rule tells bike riders and walkers to “Wait for the Wave.”

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This system helps you solve scientific problems.

Ask a scientific question and guess what the answer will be.

Decide on a procedure for finding the answer to the question. Follow the procedure to see if your guess answers the question.

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This system helps you solve an information problem.

First, ask a great question and decide where to look for the answer.

Choose the very best resources to find information about the question. Use information from all of the resources to explain the answer to the question.

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This system helps you find your way if you get lost.

It has opposites on it.

It works with the direction of the sun.

Cardinal directions are part of this system.

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This system helps us learn our way around the world. It has landforms and water bodies on it.

This system should have a title and a compass rose.

This system is a flat drawing of the Earth.

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This system has many leaders.

This system can be found in a city, state, or country.

Good citizenship helps people get elected or appointed to this system.

Our student council is an example of this system.

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This system helps you learn about the features of the Earth. It can show continents, countries, states, cities, oceans, and more! Mountains, islands, and lakes can be part of this system Maps and globes are part of it too!

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