Really Big Coloring Books®, Inc. Launches Community Coloring Books National Program. EINPresswire/ -- Really Big Coloring Books® Inc. | ColoringBook, a St. Louis–based publisher and custom coloring ...
A detail of the Mandelbrot set, a fractal named after Benoit Mandelbrot, the French mathematician who investigated it in the 1970s. If you were to zoom in at any point on the intricate, wiggly line, ...