Don't let the grade-school look of the logo fool you. This is a robust app that allows for lengthy presentations!
Social Studies Padlet
Spec. Ed Padlet
Popplet - to capture and organized your thoughts
Thinglink - a platform for creating interactive images & videos for teaching and learning.
Be creative! Make your images come alive with video, text, images, shops, music and more! Every image contains a story and ThingLink helps you tell your stories.