Focus on it. | 20 Soothing GIFs To Calm You Down
This is “Fore-edge painting,” which is an secret illustration that is hidden on the edge of the pages of the book. The technique allegedly dates back to the 1650s.
I don't know why I find this so interesting
click to see optical illusions. Show students!
Hydraulic Press Vs Adamantium
[GIF] Swiss lever escapement - GIF on Imgur
Today Top 28 cool gifs (04:38:36 PM, Wednesday 07, December 2016 PST) – 28 gifs
I’m wondering how a .gif like this could be turned into a writing prompt. Might be interesting.
That’s A Neat Trick
Evolution. One of the coolest things I've seen. Course, maybe that's the history nerd in me talking!