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:
File Upload to questions
File uploads of less than 100 MB are now supported in all question types. Add any file type for students to download. Students can also now add a file upload to Free Response questions.
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.