Mental_floss » 11 Sounds That Your Kids Have Probably Never Heard. Who knew that some noises could eventually become as extinct as the passenger pigeon?
Depending on your age, you or your kids or grandchildren may have only heard some of the following sounds in old movies, if at all. 1. How to Become a Human Calendar. Mentally finding out the day of the week for any date is a skill you can easily learn. You don’t need to be an autistic genius – all it takes is basic memorization effort and some trivial math.
When I first learned this technique many years ago, I did it just for fun. With time, I learned to enjoy the convenience of not needing a calendar anymore. It’s far more useful than I first thought, and with just a little practice, you’ll be able to find out the days of the week much faster than when reaching for a calendar. Eye Tricks: Gallery of Optical Illusions. Rummikub® on Facebook (10) Brain Games. 5 Things Every Happy Woman Does. Subscribe to the Free Mind Tools Newsletter. Personalize Your Training Plan.