Super memory Jonas Von Essen Siffergeni

Become a memory genius! Learn the basics of phenomenal memory and become Super Smart in the process! Bored with homework? Learn them quickly with Jonas’ technique. In this box you will learn to remember NUMBERS, YEARS, CODES, PHONE NUMBERS with the big number system. Jonas von Essen is a multiple world champion in memory and holds courses in memory techniques. He now teaches his skills to school children and families.