I’ve been on a weird kick lately making images using Excel. [Here’s one post. I hope to post more soon.] If you add a background color to each cell in a spreadsheet and resize the cell widths to make each one square, then you can zoom out so that each cell acts like a pixel in an image. In this post, I show how you can create your own “Magic Eye” image using Excel. (I also give you an Excel spreadsheet to get you started.) Technically these images are called autostereograms. These are two-dimens...