I Tested 3 by 5 Index Cards: The Best Uses, Tips, and Organizing Hacks
I’ve always found there’s something quietly powerful about 3 by 5 index cards. At first glance, they seem almost too simple to matter—just small rectangles of cardstock, plain and unassuming. But the more I’ve used them, the more I’ve come to appreciate how versatile they can be, whether for organizing thoughts, studying, planning, or sparking…
