This week we've got two super simple, killer matchstick puzzles! This week we've got two super simple, killer matchstick puzzles: For starters, set up matchsticks to make the roman numeral expression "seven equals one". Obviously no matter how you read it, this equation is wrong... But by moving just one match you can make it true. Next up: Use matchsticks to create a grid of sixteen squares (as seen in the video)... The challenge is to remove just 9 matches, and end up with absolutely no squares)... Watch the episode for the solution!