Learn the Human Calendar Trick

Do you like mental mathematics and party tricks? Then you should learn the Human Calendar trick, where you quickly calculate the day of the week for any given calendar date (past, present, or future) entirely in your head! This trick only requires a little bit of memorization and simple mental arithmetic, and Jasper has developed a groundbreaking application that has made learning this trick many times faster and easier. With practice, you can give the correct answer in just a few seconds!

Please bring your cell phone! (recommended)