You can make a free account, you won't have all the options a paid pro account has, but you will be able to create a nice project
(Design elements with a small gold crown in the corner are pro account only)
Click here to start https://www.canva.com/create/infographics/
If you enter Canva via this link you will have access to the Infographic templates - you can browse these or search to find one to use as a base for your work (in the example below I searched for policy brief but you don't have to)
From there add your content!
Add your own photos or add stock photos or videos or add photos from the web; add text; add links
use the menu on the left to complete your design
Click on Share to Save as a PDF
Some tips
Add your own photos or add stock photos or videos or add photos from the web; add text, Wordart, charts, shapes, etc.
Save as jpeg
Sign in for free version (only allowed 3 boards) using your Google account if you would like
Click on "Make a Padlet!" --> Choose layout and start adding!
Add your own photos or add stock photos or videos or add photos from the web; add text, Wordart, charts, shapes, links to websites, docs, etc
Add and edit a post
Modify the look of your board