How can I get a print out of my form?

Did you meant using the Print button on the form to print the form itself? You need to add first the Print button on the form.

User guide: https://www.jotform.com/help/24-Print-Button-on-Forms

OR 

If you meant print your form submission data, you can do that using the Print button in the View submission page of your form.

User guide: https://www.jotform.com/help/269-How-to-View-Form-Submissions

Let us know if you need more assistance.