Follow the steps to successfully fill out the form:

1. Click the 'Get Form' button to access the online form and open it in the designated editing interface.
2. Begin by filling in your name in the designated field marked 'Name:'. This identifies who is completing the Gizmos exploration.
3. Next, enter the date in the 'Date:' field. Ensure you use the format requested, typically month/day/year.
4. Proceed to the 'Prior Knowledge Questions' section, where you will find three questions. Take your time to answer each one thoughtfully, providing details as required.
5. Move to the 'Gizmo Warm-up' section and follow the on-screen instructions to explore atom structures. Engage with the provided activities and answer the questions related to protons, neutrons, and electrons as you observe their behaviors.
6. In 'Activity A: Subatomic particles', create the specified atom configurations and document your findings, paying attention to the properties and characteristics of each subatomic particle.
7. Continue to 'Activity B: Electron arrangements'. Follow similar steps to explore the arrangement of electrons within the atom, answering the questions based on your observations.
8. For the examination of the periodic table in the extension section, answer the hypotheses and diagram questions as you create additional representations of elements.
9. Once you have completed the Gizmos Student Exploration: Element Builder, be sure to save your changes. You can then download, print, or share the completed form as needed.

Complete your exploration by filling out the Gizmos Student Exploration: Element Builder online today!