Web based storytelling

Adobe spark (premium)

Storytelling: might be free for educational purposes

More info / download: https://spark.adobe.com/edu/

Slices

Storytelling software

Use online: https://slices.co

Miro moodboard

(free version)

Downloads: https://miro.com/apps/

Prezi

The Basic version is free for up to 5 projects.

Sign up: prezi.com/pricing/basic/