American Chemical Society
Middle School Chemistry: Protons, Neutrons, and Electrons
Explore the particles that make up atoms: protons, electrons, and electrons.
Science Education Resource Center at Carleton College
Serc: Drawing Atoms
This activity serves as an introduction to chemistry, and can be used to help students draw a two dimensional image of the atom.
Ducksters
Ducksters: Science for Kids: The Atom
Kids learn more about the science of the atom. Electrons, neutrons, and protons make up the smallest bits of matter.
American Chemical Society
Middle School Chemistry: Protons, Neutrons, and Electrons
Investigate why a charged object is attracted or repelled by another charged object. Explore the concept that the attraction between positive protons and negative electrons holds an atom together.
Georgia Department of Education
Ga Virtual Learning: Nuclear Physics and Elementary Particles
This interactive unit will take students up close and personal with the nuclei of atoms as they discover some of their more intimate process. These will include radioactive decay, nuclear fission, and nuclear fusion.
PBS
Pbs Learning Media: Atomic Structure
Take a look at the parts of an atom and learn about its properties.
TeachEngineering
Teach Engineering: The Fundamental Building Blocks of Matter
This lesson plan explores the fundamentals of atoms and their structure. The building blocks of matter (protons, electrons, neutrons) are covered in detail. Students think about how atoms and molecules can influence new technologies...
CK-12 Foundation
Ck 12: Earth Science: Atoms to Molecules
[Free Registration/Login may be required to access all resource tools.] Examine the composition of matter.
CK-12 Foundation
Ck 12: Earth Science: Atoms to Molecules
[Free Registration/Login may be required to access all resource tools.] Examine the composition of matter.
CK-12 Foundation
Ck 12: Physical Science: Atomic Nucleus
[Free Registration/Login may be required to access all resource tools.] Discusses the nucleus of an atom and what holds it together.
Mocomi & Anibrain Digital Technologies
Mocomi: Structure of an Atom
An atom is made of three parts - protons, neutrons, and electrons. Here you can explore these different parts.
Sophia Learning
Sophia: The Atom: Lesson 2
This lesson will illustrate that an atom is mostly empty space and has a positively charged, massive core (containing both protons and neutrons called the nucleus) surrounded by negatively charged electrons. It is 2 of 3 in the series...
Science4Fun
Science4 Fun: What Is Atom
Fun and interesting illustrated information on atoms including composition, elements, and history.
Other
Nuclear Twin: The Discovery of the Proton and Neutron
Trace the history of the discovery of protons and neutrons in this informative site.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: All About Atoms
The three basic particles that make up atoms are defined and illustrated.
ClassFlow
Class Flow: Intro to Atoms
[Free Registration/Login Required] This flipchart was converted from Power Point and is used to introduce the history and concept of the Atom.
American Chemical Society
American Chemical Society: Hompage
ChemCenter, available from the American Chemical Society, provides chemistry news, reference sources and other public services.
Quia
Quia: Chemical Bonds (Ionic and Covalent) Quiz
This is 21-question multiple choice quiz over chemical bonds was written for a 7th-grade science class.
City University of New York
John Jay College of Criminal Justice: Atomic Structure
Resource shows the relationships bewteen terms such as atomic number, protons, and isotopes. Simple pictures of atoms help.
Sophia Learning
Sophia: Subatomic Particles: The Proton: Lesson 2
This lesson will explain that protons are positively charged particles having a mass of one amu and are found in the nucleus of the atom. It is 2 of 3 in the series titled "Subatomic Particles: The Proton."
Nobel Media AB
The Nobel Prize: Otto Stern Biographical
This is a brief biography on the life and scientific work of Otto Stern, a physicist honored with the Nobel Prize in physics for his "development of the molecular ray method and his discovery of the magnetic moment of the proton."
Tom Richey
Slide Share: Atomic Structure
Slideshow looking at the history of models of the atom, including those proposed by John Dalton, J.J. Thomson, Ernest Rutherford, Niels Bohr, and James Chadwick. Discusses subatomic particles, including the numbers of protons, neutrons,...
Other
Particle Adventure Dutch Version
Dutch version of the well-known "Particle Adventure" physics website that teaches students about atoms, mass, particle physics, and quantum physics. The site discusses theories related to physics and provides other links related to the...
Soft Schools
Soft Schools: Subatomic Particles Quiz
Take this interactive, multiple-choice quiz over subatomic particles, then review your score and any missed questions at the end.