Here is an impromptu trick that you can perform through Xoom conference call or in person on the go. It fits in your wallet or pocket and is ready when you are. You can perform it one on one or for a few people simultaneously. The cool part is, when they are following along, everyone will have a DIFFERENT THOUGHT OF number and then their final outcome will ALL MATCH Einstein’s prediction ?. Even though the smart guy is no longer with us, his intelligence continues to amaze. You can even repeat this effect instantly, with a different prediction. How cool is that !.