How to buy a minimalist wall calendar with a free trial

Wall calendars are a cool and unique way to keep track of time, but if you're going to spend $100 on a few of them, you might as well make sure they're well made, and they look pretty.That's why there's a slew of different wall calendars available at the various hardware and software stores that are available for sale online, with the price of the individual calendar ranging from $15 to $150...