1. Open PhET Build an Atom game
https://phet.colorado.edu/sims/html/build-an-atom/latest/build-an-atom_en.html
2. Click on game
click it once more to go to the next screen.
3. Once you have entered this screen
click on the red X on the bottom left hand corner.
The screen should look like this before you proceed:
4. Enter the first game, use the information on the screen to answer the questions. Once you have answered all the questions AND received 5 stars for answer all the questions, capture the screen and move on to the next game.
