Open PowerPoint and access the Poll Everywhere tab.
Click on Log In and enter your Poll Everywhere login/password
In the upper left, click New then Activity to create and insert an activity
In upper right, select New Activity, select the type of activity you wish to create (e.g. Multiple Choice, True or False, etc.), then click on Edit.
Complete the fields to create the activity, then slick Save.
Click Insert slides, select the activity flow, then Insert slides.