Popsugar Living Self-Care Free Things to Do Alone 15 Fun and Free Things to Do Alone 2 April 2019 by Naomi Joseph View On One Page Photo 13 of 15 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 13 Engage Your Brain Doing a puzzle, solving a crossword, or practicing your Sudoku skills are all great ways of keeping your mind active and stimulated. Previous Next Start Slideshow Self-CareSelf ImprovementWellness