Atom and Ion Builder

Explore and control the building blocks of atoms! Physical science superstars add and remove subatomic particles to create atoms and ions with an easy-to-use interactive. An alternate activity includes an assignment that focuses on the correct atomic structure of the neutral helium atom.

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Instructional Ideas
  • Challenge learners to create a variety of atoms on the periodic table, up to and including neon
  • Use the table provided in the alternate activity as a handy formative assessment
Classroom Considerations
  • Pupils should have some prior knowledge of the functions of protons, electrons, and neutrons
  • The resource is suitable for both middle and high school physical science students
  • Makes a great introduction to subatomic particles or a review tool
  • The number of electrons and protons, as well as the overall charge of the atom, is displayed prominently at the top of the screen
  • Two different versions of the activity make it more versatile
  • None