1. https://creately.com/app/?tempID=hf2wfab5&login_type=demo# 2. http://www.animatedimages.org/cat-sharks-516.htm 3. http://www.netanimations.net/Animated-gif-Endless-Staircase-picture-moving.gif 4. https://media.giphy.com/media/3oz8xuaXL6owctIbN6/giphy.gif 5. scratch
