Thomas Jefferson National Accelerator Facility
Jefferson Lab: It's Elemental Element Math Game!
Learn how to read the periodic table of elements as you solve these Math questions about the number of protons, neutrons, electrons or nucleons in an atom of an element. You can choose how many questions to answer, and how complex they...
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.
California State University
Csudh Project for Chemistry: Protons, Electrons, and Neutrons
This page is an exercise in relating the number of protons, electrons, and neutrons for an atom or monoatomic ion.
Estrella Mountain Community College
Online Biology Book: Chemistry I: Atoms and Molecules
In this online biology textbook, learn about atoms and molecules as they relate to life. Find out about topics such as electrons and energy, chemical bonding, and chemical reactions.
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.
Chem4kids
Chem4 Kids: Atoms Are Building Blocks
Identify the basic structure of atoms, the building blocks for all matter.
PBS
Pbs Learning Media: The Atom
In this interactive activity from ChemThink, students will take a closer look at atomic structure, properties, and behaviors. Includes background reading material and discussion questions.
Utah Education Network
Uen: Atom in a Bag
Students will use bags of beads with known quantities of electrons, neutrons and protons to identify the element that they represent.
Environmental Chemistry
Environmental chemistry.com: Anatomy of an Atom
Explains the basics of atomic structure, from simple definitions to information about quantum theory. Accurate and helpful basics whether or not you need the more advanced information.
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
University of Kansas: Quarked!: Matter Mechanic
Build elements and molecules using neutrons, protons, and electrons. Choices include helium, carbon, oxygen, aluminum, water, and salt.
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."
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...
Science Struck
Science Struck: What Makes Up an Atom?
Describes the structure of an atom and the characteristics of the electrons, neutrons, and protons inside it. Includes some interesting facts about atoms.
Sophia Learning
Sophia: Subatomic Particles: The Electron: Lesson 3
This lesson will explain that electrons are negatively charged particles with negligible mass and are found in pairs in orbitals surrounding the nucleus of an atom. It is 3 of 3 in the series titled "Subatomic Particles: The Electron."
Science4Fun
Science4 Fun: What Is Atom
Fun and interesting illustrated information on atoms including composition, elements, and history.
Utah Education Network
Uen: Atomic Model Construction
Students create models of atoms then compare the various aspects of the atoms including; relative size, charge, positions of subatomic particles, and identity of the atom based on proton, neutron, and electrons with the class.
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.
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: Atomic Structure: Parts of the Atom
[Free Registration/Login Required] This flipchart defines the parts of the atom. It uses Activotes for assessment.
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.
Concord Consortium
Concord Consortium: Stem Resources: Atomic Structure
Introduces learners to atomic models of the past and present, focusing on the orbital model and an explanation of its basis. Learners then have the opportunity to "make an atom" and contrast it with an ion, followed by an isotope. The...
Lawrence Berkeley National Laboratory
Berkeley Lab: The Particle Adventure
Visit this site for an interactive tour of the atom and all aspects of particle physics. View the animations available with almost every description on this site. A great place for the fundamentals of particles and forces including a...