STEP 1: Using a pencil and ruler, draw a horizontal line. Set the compass to the width of the line. Place the compass at either end of the line and draw two arcs that cross in the middle. Image ...

Over the years I’ve needed to make simple illustrations for my blog posts, but I’ve been stymied by drawing simple circles. Looking up tutorials on how to do this in PhotoShop led me to confusing, ...

If a square sits within a circle, can you find a way to measure each of the spaces around it? And can you do this without putting pen to paper? A geometric puzzle should ordinarily appear with a ...