Color-by-numbers apps are really popular on the App Store right now, with four different apps rising to the top of the free apps chart. The apps have a combined 3.2 million downloads over the past ...

A fun activity with a Halloween theme with this set of free printable mystery picture color by numbers Halloween worksheets. Color in squares with the different colors that correspond with numbers to ...

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, ...

All the Latest Game Footage and Images from Color by Number: Coloring Book Color by number in this new addictive game. Choose from a variety of super fun images and follow the numbers to bring them to ...

In a recent article, mathematicians explain the use of tools from the branch of mathematics called graph theory to systematically analyze Sudoku puzzles. They also find that analyzing Sudokus leads to ...