Websites
This interactive website allows you to build an atom out of protons, neutrons, and electrons and see how the element, charge, and mass change depending on the subatomic particles you use.
This is a basic, simple, straight-to-the-point website explaining the basics of atoms and elements.
This website from the Environmental Protection Agency explains the basics and technicalities of atoms.
The BBC has put together a nice review of atomic structure on this website. Check it out!
This website also explores and explains the structure of an atom but in a more interactive way.
This website is all about the Atoms of Peace Award, which was established in 1955. The award is given to individuals or agencies who promote the development or application of peaceful nuclear technology.
Videos
This is the first in a series of videos from NOVA that explains everything about atoms, molecules, protons, electrons, and neutrons.
Who doesn't love Bill Nye? In this short video, Bill Nye explains all things atoms in a simple and fun way.
In this 7 minute video, you'll get a great summary and review of all things related to the atom.
This is another 7 minute video that goes into the physics behind the subatomic particles.
This video gives a historical aspect of the atomic structure.