To add a question:
Click on "+" icon and choose from the middle column with the blue icons!
You can also add a Question anywhere after you've already created others. The "+" button is located before and after and in between each Question:
Tip: You can use the Preview button to view & interact with your formatives from a student's perspective! You can even respond to the formative and see your responses on the View Response page. Your responses won't be factored into Tracking or exports.