Atoms and Molecules

Help your child learn about the building blocks of matter with these science worksheets that revolve around the teeny tiny atom. He'll soon understand how atoms come together to form the molecules that make up our world.

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What is an Atom?

Get a brief history of the atom with this introductory page for young physicists!
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Structure of an Atom

Learn the basic structure of an atom with this introductory page, complete with a fun experiment they can try at home!
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Atom Diagram

Practice diagramming atoms and using the periodic table to pull information about atoms with this quiz page.
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Atom Structure

Our understanding of the atom has changed over the past few hundred years! Read about a few different theories on the structure of an atom.
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Size of an Atom

Atoms are some of the tiniest particles that make up our world. Give kids some perspective with this worksheet that shows kids just how small atoms are.
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Number of Neutrons

Practice using the periodic table to calculate the number of neutrons in the atom of an element.
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The set is continued below.

Electrons and Electricity

To understand electricity, you have to get down to the basics. Explore the literally microscopic world of electrons to get a grasp on electricity.
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Molecules and Compounds

Little chemists can learn more about the elements in the periodic table with this helpful worksheet about molecules and compounds.
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Air Pressure

Learn more about molecules and how they comprise the air all around us in this intro-to-earth-science worksheet.
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