A math coloring page turns ordinary practice into something visual and creative. Kids solve problems, match numbers, and watch patterns appear as they color, making math feel more like art than ...

Those of us who grew up coloring remember the cardinal rule: stay inside the lines. But those who pick up the Patterns of the Universe coloring book have to stay in the sines (and cosines and tangents ...

Suppose you want to cover a standard 8-by-8 chessboard entirely with rectangular dominoes that each cover two squares on the board. It’s easy to imagine how you might do it: You could line the ...